Helicone announced it had been acquired by Mintlify; the company said Helicone would continue in maintenance mode with ongoing security updates, bug fixes, and new models.
SourcePublic company, workplace, funding, and market signals
Updated Jul 30, 2026
Helicone is an open-source AI Gateway and LLM observability platform for developers that helps teams route, debug, monitor, and analyze production AI applications; it was founded in 2023 and was acquired by Mintlify in March 2026.
Primary product
AI Gateway and LLM observability platform
Founded
2023
Headquarters
San Francisco, California, United States
Team size
1-10 employees
Industry
Software Development
Sub-industry
AI infrastructure / LLM observability
Offices
0 jobs at Helicone
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Business model
Investors
Founder-led, small, tight-knit, and agile; collaboration, creativity, and developer empowerment are recurring themes, with a strong open-source and high-ownership startup culture.
Visa sponsorship
Limited
Compensation
Public job postings advertised roughly $100K-$150K for software engineer roles and $130K-$200K for founding engineer roles, plus about 0.10%-2.00% equity. Public benefits signals included comprehensive health benefits, meaningful equity, flexible work hours, and remote work options.
Benefits
Pricing
Tiered subscription pricing with a free trial, usage-based/pass-through billing, and enterprise custom pricing for on-prem, SSO, SLAs, and compliance needs.
Differentiators
Technology
Customers
Competitors
Estimated revenue
$1M-$10M
Estimated monthly visits
109.8K
Traffic estimate as of Jul 2026
Helicone announced it had been acquired by Mintlify; the company said Helicone would continue in maintenance mode with ongoing security updates, bug fixes, and new models.
SourceHelicone blog · Mar 2026
Helicone announced it had been acquired by Mintlify and said the product would continue in maintenance mode with security updates, bug fixes, and new models.
Mintlify blog · Mar 2026
Mintlify confirmed the acquisition and said Helicone's founders and team were joining Mintlify in San Francisco.
Helicone blog · Jun 2025
Helicone announced the AI Gateway beta, an open-source Rust router for 100+ models with failovers, caching, and rate limiting.
Helicone changelog · Jun 2025
Helicone announced the AI Gateway launch as a high-performance open-source proxy with smart load balancing, semantic caching, automatic failover, and rate limiting.
Product Hunt · Jul 2024
Product Hunt listing for Helicone as an open-source platform for logging, monitoring, and debugging AI applications.