AI API Router Directory

OpenInference - open-source LLM relay with a single OpenAI-compatible endpoint (Anthropic-format root also available at https://api.openference.com/), API-key auth, automatic provider failover and a zero-data-retention option; free to start, paid plans from USD 1/mo; documented per-model on-demand USD/1M pricing on openference.com/models.

Free plan: 3-day trial with open-source models — no credit card required

Kiro (AWS) - agentic IDE powered by Amazon Bedrock; credit-based usage: Free (50 credits/mo, rate-limited) plus Pro/Pro+/Pro Max/Power; per-model credit multipliers (e.g. GPT-5.6 Sol 2.4x, Claude Opus 4.5 2.2x, Qwen3 Coder Next 0.05x); USD 20 sign-up bonus on free tier; context windows 200K-1M per model.

Add-on credits approx USD 0.04/credit per third-party (morphllm) - not official AWS pricing; official per-credit USD value not published in fetched sources.

OpenAdapter is an AI model API providing access to models like DeepSeek, Qwen, and GLM through an OpenAI-compatible endpoint. It focuses on easy integration by allowing standard clients to switch base URLs.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

OpenVecta provides an AI model API with an OpenAI-compatible endpoint. It focuses on simplicity and ease of use, with reports of a free tier or trial credits available for new users. Details were checked against the provider's own page at openvecta.com.

Free credits on signup for OpenAI-compatible inference across LLMs, embeddings, and reasoning models

Copy the "token" value from chat.z.ai → DevTools → Application → Local Storage. Do not copy cookies; OmniRoute handles the per-request CAPTCHA through its browser transport.

No free tier — pay-as-you-go only.

ZCode is Zhipu's official coding client for the GLM Coding Plan sold on bigmodel.cn, whose personal tiers are listed in CNY: ¥94.4/month (list ¥118) with 10,000 credits per week, ¥430.4/month (list ¥538) at six times the Lite allowance, and ¥862.4/month (list ¥1078) at fourteen times, each unlocking Claude Code, Codex, Cursor, OpenCode, Cline, Kilo Code and AutoClaw, with ZCode subscribers receiving 150% quota. The platform's API price list shows GLM-5.3 at 8 CNY per million input tokens and 28 CNY output, GLM-5.3-Flash at 0.8/2.8 CNY, GLM-TTS at 2 CNY per 10,000 characters, and Batch calls at half the standard price. New registered users receive 20 million tokens, and GLM-4.7-Flash (200K context) and GLM-4.6V-Flash are listed as free API models.

Allowance is 20,000,000 tokens for newly registered users ('新用户注册得 2000万 Tokens') plus up to 200 million tokens via referral on bigmodel.cn/pricing; no CNY or USD cash value is stated for the grant (checked 2026-09-16).