An open-source LLM gateway, how did it increase its monthly revenue by nearly 3 times in 4 months?
Headline cites the Historical Research Snapshot. KPI strip is the Latest Revenue Snapshot.
Product at a glance
- what is it
- An open-source large model API gateway: using an OpenAI compatible interface to call more than 40 service providers' over 250 models, with built-in routing, fault switching, and cost analysis.
- who is it for
- At the same time, several major model developers and platform teams use it; additionally, there are individual developers who purchase coding subscriptions and ordinary users who purchase chat memberships.
- how does it charge
- The platform's basic functions are free (Free $0 forever), and using one's own key for routing is also free, as is the self-deployed open-source version. Pay-per-use is Pay per token + 5% fee.
- business model
- Open-source + hosted service: the open-source gateway is responsible for attracting developers, with revenue coming from pay-as-you-go platform fees, DevPass coding subscriptions, and enterprise editions.
- Revenue over the past 12 months
- $999K
- MRR
- $78.8K
- Active Subscriptions
- 1,386
- August revenue
- $250K
Total $1M
Open evidenceFact · as of 2026-09-07
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-09-07
Provider-verified revenue signal ≠ audited company financials.
30 days +22.5%
Open evidenceFact · as of 2026-09-07
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-09-07
Provider-verified revenue signal ≠ audited company financials.
average about $57/month
Open evidenceFact · as of 2026-09-07
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-09-07
Provider-verified revenue signal ≠ audited company financials.
historical highest · November 2025 only $10.9K
Open evidenceFact · as of 2026-09-07
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-09-07
Provider-verified revenue signal ≠ audited company financials.
MRR = current monthly recurring run rate · 30-Day revenue = what the provider recorded in the trailing 30 days. Timing, not extra revenue, is why a ratio can exceed 100%.
Summary
What kind of business is this
Visit site llmgateway.ioIntegrating a bunch of model service providers means having to manage a bunch of keys, bills, and faults. LLM Gateway puts them into a single interface compatible with OpenAI. The gateway is open-source and has also integrated more than 20 coding tools such as Claude Code and Cursor, making it easy for developers to find; some of the money comes from the 5% platform fee charged for pay-per-token recharge.
- form
- API · Open source
- customers
- Developers, platform teams
- charging
- Pay-per-use + subscription
- Starting price
- Free; DevPass $29/month
- launch
- 2025-05
- team
- 3 co-founders
Core growth findings
Findings may cite earlier snapshots; header KPIs carry Fact and a revenue as-of date. Revenue as of 2026-09-07.
- 01
Selling coding subscriptions at a premium
DevPass terms took effect on 2026-04-26, with three tiers of $29/$79/$179, initially providing three times the usage. In the following 4 months, monthly revenue increased from $85,742 to $249,922.
- 02
Distribution relies on integrating with tools developers are already using
The official website has 22 coding tool access guides, OpenCode has it built-in, and TanStack AI has its official adapter. Direct access accounts for 61.7%.
- 03
Open source + comparable to OpenRouter, gave it a reputation to start with
AGPLv3 open source, GitHub 1.7k stars, comes with a permanent free key. In the fall of 2025, X's recommendations were almost all saying 'open-source OpenRouter'.
- Number tags
- FactStraight from the source
- DerivedCalculated from facts
- ClaimedSelf-reported, unverified
- EstimateOur reading
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- ?How did an open-source LLM gateway nearly triple its monthly revenue in four months?
- ?Where do its users mainly come from?
- ?Which decision drove the revenue jump?
- 01The business
- 02Where customers come from
- 03Growth plays
- 04Social & community
- 05Timeline
- 06What to copy
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