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API platform

Speko is the OpenRouter for Voice AI, the first proxyless, zero-latency model router for voice AI. It routes STT, LLM and TTS on numbers from the independent benchmark at speko.ai/benchmarks. The benchmark covers 89 speech and language…

Founders · Product

Founded
2026
Team
4 people
Infrastructure

Create copies of any Postgres database in under 6 seconds. Let coding agents test, clean, and migrate data on isolated branches with zero risk to production.

Founders

Founded
2025
Team
3 people
API platform

Autumn is an AI people and company research platform that turns fragmented public-web data into cited profiles for sales prospecting, startup discovery, fraud detection, and expert sourcing.

Product

Founded
2025
Team
2 people
Infrastructure

RunRL improves LLMs and AI agents with reinforcement learning. Do you have a model that needs to get better at a certain task? Are you tired of messing around with prompts? Do you spend a lot of money on observability, and wish that all…

Product

Founded
2025
Team
2 people
Infrastructure

What is it? Trim is building an AI model that can simulate real-world physical systems evolving over time. For example, given the starting position of wav...

Founders

Founded
2024
Team
3 people
AI agent

With tools like Cursor and Claude Code, writing software is no longer the bottleneck. Debugging is. Agents cannot fix production crashes using logs and traces that were sized for human eyeballs. The gap is missing data. HyperProbe…

Founders · Pricing · Product

Founded
2026
Team
8 people
Infrastructure

Osmosis is a post-training platform that helps companies fine-tune language models using reinforcement learning. We work with fast-growing AI companies to train task/domain-specific models that beat foundation models on performance…

Founders · Product · How it works

Founded
2024
Team
6 people
Infrastructure

Get on ChatGPT and Claude plugin stores, understand how agents use them and test every release across clients and harnesses.

Customers · Founders · Product

Founded
2025
Team
5 people
Infrastructure

Spend on AI with confidence. Every task runs on the right model, with proof from your own traffic that quality still meets your standards.

Founders · Product · How it works

Founded
2026
Team
2 people
Infrastructure

Million builds open-source developer tools, datasets, and reinforcement learning environments to help people and frontier coding agents build a better web.

Product

Founded
2023
Team
5 people
Infrastructure

Codag cuts coding-agent costs without changing how developers work. One command attaches it to Claude Code and Codex, and it teaches your agent to read large tool results efficiently.

Founders · Pricing · Product

Founded
2026
Team
1 people
Infrastructure

Cut OpenAI, Anthropic, and Gemini API costs with accuracy held flat — or take a smaller cut and lift accuracy by several points instead. The bear-2 prompt compression API strips low-signal tokens from your inputs before they hit the…

Product

Founded
2025
Team
2 people
API platform

Automorphic has invented a way to infuse knowledge into LLMs via fine-tuning (surpassing context window limitations), enabling developers to rapidly iterate on and successively improve custom models cheaply and efficiently.

Founders · Product

Founded
2023
Team
3 people
Infrastructure

Pipeshift delivers the production infrastructure, tooling, and expertise needed to take the best AI products and agents to market—fast. Access bleeding-edge performance research and inference orchestration for real-time workloads across…

Product · How it works

Founded
2024
Team
10 people
Infrastructure

One MCP URL behind your SSO. 1,000+ integrations, role-based tool access, audit logs and shared skills, in Claude, ChatGPT and Cursor. Open source.

Founders · Origins · Pricing · How it works

Founded
2025
Team
4 people
Infrastructure

We are building a new class of interpretable AI systems and foundation models that humans can reliably debug, trust, and understand.

Product

Founded
2023
Team
6 people
API platform

Hopper trains open-weight models on your production traces, then serves and improves them against your live traffic.

Founders

Founded
2026
Team
2 people
Analytics

Trace every run. Auto-fix silent failures. Simulate before shipping. Raindrop helps you detect agent issues and prevent them from happening.

Founders · Product

Founded
2023
Team
9 people
Infrastructure

Moss delivers sub-10ms semantic search for conversational AI, voice agents, and copilots. Connect your data once — Moss indexes and distributes it wherever your agent runs: in-browser, on-device, or in the cloud.

Pricing · Product · How it works

Founded
2024
Team
5 people
API platform

Give your agent an inbox of its own. AgentMail is the email infrastructure built for AI agents: send, receive and act on email at scale.

Founders · Pricing · How it works

Founded
2025
Team
10 people