San Francisco lab behind ChatGPT and the GPT API. Current flagship is GPT-5.6 Sol; GPT-5.2 remains the previous frontier snapshot.

Meta's coding-focused flagship model powering Muse Code: 1M context, higher first-attempt accuracy, reliable tool calling, and end-to-end developer workflows via the Meta Model API.

China inference API for open models. Official site siliconflow.cn. Qwen3-8B listed at ¥0.27/¥0.88 per 1M tokens. Skip unaudited 6M-user claims.

Mistral OCR 4.1: live latest OCR with paragraph boxes, structural labels, and confidence. Rechecked: $4 / 1,000 pages. Not leftover OCR 4.0.

Mistral Voxtral Mini Transcribe 2: live Premier transcription row, v 26.02. Rechecked 2026-08-18. Older 25.07 is deprecated. No invented dollar row.

Mistral Voxtral TTS: live catalog TTS row, v 26.03, CC BY-NC 4.0. Rechecked 2026-08-18. No invented dollar row.

Open-source agent workflows. Cloud: Sandbox $0, Professional $59, Team $159 per workspace/month. Community self-host is $0.

Web-to-LLM API. Rechecked: Free 1,000 credits; Hobby $19; Standard $99; Growth $399 per month. AGPL-3.0 self-host. Not the old $16/$83/$333-only table.

Anthropic agent library. Rechecked: claude-agent-sdk, not anthropic-sdk-python. Python 7,910 stars, MIT.

Previous OpenAI DALL-E 2 snapshot. Rechecked: live image path is GPT Image 2. DALL-E 3 is already removed from the API.

Document agents plus LlamaParse. Rechecked: Free $0 (10K credits), Starter $50, Pro $500. 1,000 credits = $1.25. OSS framework is MIT.

Models, datasets, and inference. Rechecked: PRO $9/month, Team $20, Enterprise from $50. Extra private storage $18/TB. Not a 100k-model slogan.

Unified LLM router. Rechecked: pay-as-you-go credits, 5.5% Stripe fee, BYOK free to $25k/month then 5%. Not a GPT-4o catalog page.

Deprecated OpenAI image model from November 2023. Removed from the API; OpenAI now points new work to GPT Image 2.

MIT agent framework. Rechecked: 144,367 GitHub stars. Hosted traces are LangSmith Developer $0 / Plus $39 per seat. Not LangServe-as-the-product.

LLM proxy on Cloudflare. Rechecked: core features free. Paid logs 10M/gateway; extra requests $0.05/million. Not an unmetered endpoint.

Open-source RAG plus agents. Rechecked: Apache-2.0, 88,659 GitHub stars. Cloud signup exists; no public dollar table. Not a generic document scanner.

ByteDance agent studio. Rechecked: public coze.com has no dollar table. Coze Studio on GitHub is Apache-2.0 with 21,459 stars. Not a free-for-anyone slogan.

Anthropic's official guide for creating high-quality MCP (Model Context Protocol) servers in Python (FastMCP) or Node/TypeScript to enable LLMs to interact with external services.

Free MIT AI router and token saver that connects Claude Code, Codex, Cursor, and Cline to 40+ providers with auto-fallback and RTK token compression.

CheaperInference resells discounted AI inference through one OpenAI-compatible API, cutting model costs by up to 30% with usage-based billing, no contract.

MIT local gateway that points Claude Code, Codex, Pi, OpenCode, or Cline at 48 providers. Rechecked 45,953 GitHub stars on 2026-08-19.

Free MIT AI gateway with one endpoint, 339 providers, 90+ free tiers, quota-aware fallback, and token compression for Claude Code, Codex, and Cursor.