Helicone LLM Observability users list

Email list of companies using Helicone LLM Observability

Q: How many companies use Helicone LLM Observability?

Data InfoMetrix tracks 2,800 companies using Helicone LLM Observability, with 13,200 verified contacts at those accounts as of October 2026. The largest groups are AI-Native Startups, SaaS and Developer Tools. Counts are estimates from our database and market research, so ask us for a live count for your exact criteria.

Q: Who buys and manages Helicone LLM Observability inside a company?

Helicone LLM Observability is usually owned by LLM Application Engineering & Observability. Decision-makers include CTO, Founder / CEO and Head of AI Engineering; AI Engineering Lead and ML Platform Lead shape the choice, and AI Engineers and Software Engineers use it day to day. Our Helicone LLM Observability list can include any of these roles.

Q: Which Helicone LLM Observability products or editions can I target?

You can target accounts by the Helicone LLM Observability products they run, including Helicone Free, Helicone Pro, Helicone Team, Helicone Enterprise and Helicone AI Gateway. Tell us which edition or module matters and we filter the list to those accounts.

Q: What other software do Helicone LLM Observability customers use?

Helicone LLM Observability customers commonly also run OpenAI, Anthropic, AWS, Databricks and Snowflake. Helicone LLM Observability is often connected to Azure OpenAI and LangChain, so users of those tools overlap heavily. We can filter any list by this kind of stack overlap.

Q: What are the main alternatives to Helicone LLM Observability?

The main alternatives to Helicone LLM Observability are LangSmith, Langfuse and Portkey. We also keep verified user lists for LangSmith and Portkey, which is useful for competitive displacement campaigns.

Q: When are Helicone LLM Observability customers most likely to buy?

Buying triggers we track for Helicone LLM Observability accounts include LLM spend growth, production launch of AI feature, funding round and Multi-model adoption. A common pain point is Moving LLM apps from demo to production: prototypes break on real traffic.

Q: Can Data InfoMetrix deliver a free sample Helicone LLM Observability contact list before ordering?

Yes. Data InfoMetrix delivers a complimentary 10-record sample tailored to your target Helicone LLM Observability criteria—including target job titles, company size, and region—delivered within one business day with no obligation.

Q: How does Data InfoMetrix guarantee email deliverability for Helicone LLM Observability contacts?

Data InfoMetrix provides a 99% email deliverability guarantee on all Helicone LLM Observability datasets. Every contact record undergoes real-time email verification within a 30 to 45-day refresh cycle, backed by a 1:1 hard bounce replacement policy for 30 days after delivery.

Reach AI engineering leads and founders using Helicone to log, monitor and control costs of LLM API calls.

2,800+Companies

13,200+Contacts

Updated Oct 7, 2026GDPR · CCPA99% accuracy

See sample data

Free Helicone LLM Observability count + 10 sample records

2,800+ companies · 13,200+ contacts available

✓Exact count for your titles, regions and company size
✓10 verified sample records to check quality
✓Price quote within 1 business day

Trusted by B2B and enterprise revenue teams

How many companies use Helicone LLM Observability?

Data InfoMetrix tracks 2,800+ companies running Helicone LLM Observability as of October 2026, with 13,200+ verified contacts at those accounts. The largest groups are AI-Native Startups, SaaS and Developer Tools. Buying decisions usually sit with the CTO, Founder / CEO and Head of AI Engineering. Counts are estimates built from technology footprint scans, job-post signals and partner directories, checked by our research team. How we count

Tracked accounts2,800+

Organizations detected running Helicone LLM Observability.

Verified contacts13,200+

Direct emails and phone dials for decision-makers.

Primary personasCTO, Head of AI Engineering, Founder

Full buying committee mapped.

Deliverability SLA99%

SMTP-verified, with 1:1 replacement of any email that hard bounces within 30 days.

Data specification · Updated Q4 2026

Technology category	AI Infrastructure & LLM Ops
Tracked organizations	2,800+ verified accounts worldwide
Decision-maker contacts	13,200+ records with emails, mobile and direct dials
Key roles	CTO, Head of AI Engineering, Founder, platform administrators, IT directors, procurement
Geography	180+ countries · country-by-country counts on request
Verification	DNS and script telemetry, 5-stage SMTP handshake, manual research
Refresh cadence	Continuous, 30–45 day maximum record age at delivery
Compliance	GDPR, CAN-SPAM, CCPA and CASL
Delivery	24–48 hours as CSV, XLSX or CRM API

Editorial & verification

Researched by the Data InfoMetrix research team. Counts updated October 2026.

How we count and verify data

Size your Helicone LLM Observability audience

Pick a region, company size and buying role to estimate how many accounts and contacts you can reach.

Region

Company size

Buying role

Estimated segment✓ 99% SLA

2,800+Target accounts

13,200+Direct contacts

Decision-makers35%

Influencers45%

End users20%

Estimates from our current Helicone LLM Observability dataset. Exact counts come with your quote.

Reach the whole buying committee

A Helicone LLM Observability account is not one contact. We map the people who evaluate, buy, run and use it across LLM Application Engineering & Observability.

Decision-makersC-suite & sponsors

CTOFounder / CEOHead of AI EngineeringVP of Engineering

Influencers & adminsEvaluate & configure

AI Engineering LeadML Platform LeadProduct Engineering ManagerAI Governance Lead

End usersRun it every day

AI EngineersSoftware EngineersPrompt EngineersQA & Evaluation Engineers

These are examples. We build records for any department, seniority or custom title.

See exactly what you get

Every record carries 60+ fields, from verified email, direct dial and LinkedIn to full postal address, Helicone LLM Observability edition, coexisting stack and intent.

Contact	Buying role	Work email	Direct dial	Company phone	Fax	LinkedIn profile	Company	LinkedIn company page	Industry	Address 1	Address 2	City	State	ZIP code	Country	Helicone LLM Observability footprint	Intent	Status
ATDr. Aris ThorneChief AI Officer (CAIO)	Decision Maker	a.th**@cogniti*****.io	+1 (415) 55*-**	+1 (415) 55*-**	+1 (415) 55*-**	linkedin.com/in/a*s-th******	CognitiveScale Enterprise AI Systems Inc.	linkedin.com/company/cognitivescale-ai	Applied AI & Autonomous Agent Platforms	100 Pine St	Ste 2400	San Francisco	CA	94111	United States	Helicone LLM Observability Enterprise AI Infrastructure & Cloud Cluster	High	✓ Verified 2026
NSNaveen SwaminathanVP of AI Engineering & LLMOps Architecture	Decision Maker	n.swa***@synapse*****.com	+1 (617) 55*-**	+1 (617) 55*-**	+1 (617) 55*-**	linkedin.com/in/n*en-swa*******	Synapse Biotech AI Discovery Inc.	linkedin.com/company/synapse-biotech-ai	Biotechnology & Computational Drug Discovery	500 Technology Square	—	Cambridge	MA	02139	United States	Helicone LLM Observability LLM Observability, Evaluation & Prompt Tracing	High	✓ Verified 2026
HLHannah LindqvistHead of Semantic Search & Vector Retrieval	Decision Maker	h.lin**@stockh***.se	+46 (8) 55*-**	+46 (8) 55*-**	+46 (8) 55*-**	linkedin.com/in/h*ah-li*******	Stockholm Neural Search Solutions AB	linkedin.com/company/stockholm-neural-search	E-Commerce Semantic Search & Discovery	Sveavägen 44	—	Stockholm	Stockholm County	111 34	Sweden	Helicone LLM Observability Vector Database & Approximate Nearest Neighbor Indexing	High	✓ Verified 2026
CVCameron VanceLead Machine Learning Infrastructure Architect	Influencer	c.va**@apexfin****.com	+1 (212) 55*-**	+1 (212) 55*-**	+1 (212) 55*-**	linkedin.com/in/c*ron-v*******	Apex FinTech Neural Analytics LLC	linkedin.com/company/apex-fintech-neural	Financial Market Prediction & Fraud Telemetry	1301 Ave of the Americas	—	New York	NY	10019	United States	Helicone LLM Observability High-Throughput Inference & Speculative Decoding	High	✓ Verified 2026
ERDr. Evelyn RousseauDirector of Applied NLP & RAG Systems	Influencer	e.rou**@parishe****.fr	+33 (1) 45*-**	+33 (1) 45*-**	+33 (1) 45*-**	linkedin.com/in/e*yn-ro*******	Paris Clinical Intelligence Labs SAS	linkedin.com/company/paris-clinical-ai	Clinical Decision Support & Biomedical NLP	15 Boulevard Saint-Germain	—	Paris	Île-de-France	75005	France	Helicone LLM Observability Enterprise RAG Pipeline & Semantic Knowledge Search	Medium	✓ Verified 2026
DCDarren CrossHead of Developer Experience & AI Tooling	Decision Maker	d.cr**@acceler*****.com	+1 (206) 55*-**	+1 (206) 55*-**	+1 (206) 55*-**	linkedin.com/in/d*en-cr******	Accelerate Cloud Engineering Corp	linkedin.com/company/accelerate-cloud-eng	Enterprise Cloud Systems & Developer Platforms	1201 3rd Ave	Ste 2200	Seattle	WA	98101	United States	Helicone LLM Observability AI Code Generation & Developer Productivity Platform	High	✓ Verified 2026
AMAlistair MontgomeryLead AI Safety & Guardrails Engineer	Practitioner	a.mon**@edinburghf*******.uk	+44 (131) 55*-**	+44 (131) 55*-**	+44 (131) 55*-**	linkedin.com/in/a*air-mo*******	Edinburgh Quantitative Systems Ltd	linkedin.com/company/edinburgh-quant-sys	Automated Financial Advisory & Wealth Management	1 Lochside Ave	—	Edinburgh	Midlothian	EH12 9DJ	United Kingdom	Helicone LLM Observability Agentic Workflow Execution & Guardrail Enforcement	Medium	✓ Verified 2026
KMKenichi MurataSenior Distributed AI Platform Engineer	Practitioner	k.mu**@kyotone*****.jp	+81 (75) 55*-**	+81 (75) 55*-**	+81 (75) 55*-**	linkedin.com/in/k*chi-m*******	Kyoto Neural Robotics Systems KK	linkedin.com/company/kyoto-neural-robotics	Robotics & Autonomous Machine Vision	Kyoto Research Park	Bldg 4	Kyoto	Kyoto Prefecture	600-8815	Japan	Helicone LLM Observability Model Training & Distributed GPU Optimization	High	✓ Verified 2026

Illustrative rows showing 20 of 60+ fields. Full records are unmasked.

We deliver 60+ data fields per record, including intent data. The sample shows a selection only. Tell us which fields you need, including any that aren't listed here, and we'll add them to your list.

Also available:Seniority & departmentJob functionTenure in roleEmployee countAnnual revenueSIC & NAICS codesParent companyWebsite & domainProduct editionContract & renewal timingIntent topics & scoreEmail verification date

How we prove an account runs Helicone LLM Observability

No scraped résumés or stale directories. Three layers confirm a live installation before a contact reaches your list. Read our verification protocol

Pillar 1 · Telemetry

Live DNS & script signals

We inspect response headers, DNS MX and CNAME records and live JavaScript bundles to confirm a running Helicone LLM Observability instance.

DNS · CNAME · MX recordsHTTP headers · JS bundles✓ Verified against live infrastructure

Pillar 2 · Operational intent

90-day hiring signals

We track job requisitions that ask for Helicone LLM Observability skills, which shows ongoing budget and headcount.

Now hiringHelicone LLM Observability Administrator

Now hiringHelicone LLM Observability Architect

Now hiringHelicone LLM Observability Engineer

Pillar 3 · Human & mailbox QA

Pre-delivery SMTP handshake

Each email is tested against the destination mail server, and titles are checked against current company rosters.

SMTP check ✓LinkedIn match ✓Title verified ✓

✓ Deliverable inbox and current role

Deliverability SLA

<3%

Maximum bounce rate, or we replace the contacts. Your sender reputation stays clean.

1:1 hard bounce replacement

Every email that hard-bounces within 30 days of delivery is replaced free, record for record.

24-hour pre-delivery ping

Live SMTP and MX checks right before we send your file.

Instant CRM import

Clean CSV or XLSX, ready for one-click import.

Ready for your outbound stack

Imports straight into the tools you use.

What are you trying to do?

Each campaign needs a different data strategy. Pick your goal to see how we build the audience.

Find companies on rival platforms and reach the people evaluating a move to, or away from, Helicone LLM Observability.

Conquesting playbook

Pitch integrations, add-ons and complementary tools to companies already running Helicone LLM Observability.

Ecosystem playbook

Build account lists around Helicone LLM Observability deployment scale and engage the full committee across departments.

ABM playbook

Conquesting audienceSample

LangSmith

Langfuse

Portkey

→

Helicone LLM Observability

Know the stack around every account

Helicone LLM Observability rarely runs alone. Every record is tagged with the tools detected alongside it, so you can segment by complementary stacks.

AWS

Open the coexistence matrix

What Helicone LLM Observability customers look like

Anonymised profiles of companies in our Helicone LLM Observability dataset of 2,800+ accounts. Named accounts are shared in your free sample, never on a public page.

Helicone LLM Observability account profiles · anonymised

Company size	Industry	Country	Employees	Revenue
SMB	Consumer AI Apps	United States	50–199	$10M–$50M
Enterprise	AI-Native Startups	Canada	10,000+	$5B+
Mid-market	SaaS	Germany	500–999	$100M–$250M
Mid-market	Developer Tools	United States	200–999	$50M–$250M
Enterprise	Consumer AI Apps	Australia	5,000+	$1B+
Upper mid-market	AI-Native Startups	United States	1,000–4,999	$250M–$1B
SMB	SaaS	United States	50–199	$10M–$50M
Enterprise	Developer Tools	United Kingdom	10,000+	$5B+

Markets we cover

United States

India

United Kingdom

Canada

Germany

Australia

Singapore

France

New Zealand

Netherlands

Plus 170 more countries. Ask for a country-by-country count of Helicone LLM Observability accounts and we'll include it with your free sample.

Build the list your way

Every list is assembled from source to your product tier, job function, geography and revenue band. Nothing is a fixed export.

Editions & modules

Filter by what they actually run.

+Helicone Free+Helicone Pro+Helicone Team+Helicone Enterprise+Helicone AI Gateway

Firmographics

Match revenue, size and industry.

+Industry+$1M–$10B+ revenue+Headcount+Ownership & funding+HQ & branches

Geography

Target any territory.

+US & Canada+US states+UK, DACH, Nordics+APAC & ANZ+Metro clusters

Need multi-attribute segments? Open the Audience Builder

What Helicone LLM Observability teams are struggling with

Know the friction before you reach out, and position your product where it matters.

Friction 1

Moving LLM apps from demo to production

ImpactPrototypes break on real traffic.

OpportunityOffer evaluation, monitoring and reliability services.

Friction 2

Token costs and latency

ImpactModel calls get expensive at scale.

OpportunityPitch caching, routing and model optimisation.

Friction 3

Hallucinations and safety

ImpactWrong answers create risk.

OpportunityOffer guardrails and evaluation services.

Intent triggers we track

✓LLM spend growth

✓Production launch of AI feature

✓Funding round

✓Multi-model adoption

“When you talk to companies who already use Snowflake and AWS about a native integration, the conversion rate skyrockets. Data InfoMetrix gave us the exact user list we needed.”

Director of Growth, a data integration companyName withheld at the client's request

Read the 6.8% Response case study

Helicone LLM Observability list questions, answered

How many companies use Helicone LLM Observability?

Data InfoMetrix tracks 2,800 companies using Helicone LLM Observability, with 13,200 verified contacts at those accounts as of October 2026. The largest groups are AI-Native Startups, SaaS and Developer Tools. Counts are estimates from our database and market research, so ask us for a live count for your exact criteria.

Who buys and manages Helicone LLM Observability inside a company?

Helicone LLM Observability is usually owned by LLM Application Engineering & Observability. Decision-makers include CTO, Founder / CEO and Head of AI Engineering; AI Engineering Lead and ML Platform Lead shape the choice, and AI Engineers and Software Engineers use it day to day. Our Helicone LLM Observability list can include any of these roles.

Which Helicone LLM Observability products or editions can I target?

You can target accounts by the Helicone LLM Observability products they run, including Helicone Free, Helicone Pro, Helicone Team, Helicone Enterprise and Helicone AI Gateway. Tell us which edition or module matters and we filter the list to those accounts.

What other software do Helicone LLM Observability customers use?

Helicone LLM Observability customers commonly also run OpenAI, Anthropic, AWS, Databricks and Snowflake. Helicone LLM Observability is often connected to Azure OpenAI and LangChain, so users of those tools overlap heavily. We can filter any list by this kind of stack overlap.

What are the main alternatives to Helicone LLM Observability?

The main alternatives to Helicone LLM Observability are LangSmith, Langfuse and Portkey. We also keep verified user lists for LangSmith and Portkey, which is useful for competitive displacement campaigns.

When are Helicone LLM Observability customers most likely to buy?

Buying triggers we track for Helicone LLM Observability accounts include LLM spend growth, production launch of AI feature, funding round and Multi-model adoption. A common pain point is Moving LLM apps from demo to production: prototypes break on real traffic.

Can Data InfoMetrix deliver a free sample Helicone LLM Observability contact list before ordering?

Yes. Data InfoMetrix delivers a complimentary 10-record sample tailored to your target Helicone LLM Observability criteria—including target job titles, company size, and region—delivered within one business day with no obligation.

How does Data InfoMetrix guarantee email deliverability for Helicone LLM Observability contacts?

Data InfoMetrix provides a 99% email deliverability guarantee on all Helicone LLM Observability datasets. Every contact record undergoes real-time email verification within a 30 to 45-day refresh cycle, backed by a 1:1 hard bounce replacement policy for 30 days after delivery.

Sourcing and compliance. Business contacts come from public company sources, professional directories and opt-in publishing partners, then go through SMTP verification and human review. Lists are for B2B outreach: include an unsubscribe link and honour opt-outs (CAN-SPAM), and have a lawful basis such as legitimate interest when you email people in the EU or UK (GDPR). Read how we source and verify data