3 meaningful free tiers — recurring capacity, useful models, no credit card required.
Curated 2026-06-17. We filter out one-time credits, weak trials, and paywalled tiers. See handbook for the full policy.
Free tier: Free individual plan forever; free models auto-routed, no card
Kilo Code: open-source AI coding assistant with Kilo Pass subscriptions ($19/$49/$199/mo) for monthly AI credit. KiloClaw (separate product): managed OpenClaw hosting for users and organizations, $55/mo with 1-day free trial. Open-source build with no-cost entry tier.
Free tier: La Plateforme Experiment plan (free mode), no credit card
Official Mistral API. Home of Codestral, Mistral Large, and open models.
Free tier: Antigravity For Individuals (free) - Gemini 3 Pro + Claude Opus 4.6 + Sonnet 4.6, unlimited Tab completions + unlimited Command requests. Migrate from deprecated Gemini Code Assist for individuals (2026-06-18).
Google's coding IDE/CLI: Antigravity (new agentic development platform replacing Gemini Code Assist on 2026-06-18). 3 paid coding subscription plans: Antigravity Pro $19.99/mo (5x Pro), Antigravity Ultra $99.99/mo (5x Pro limits), Antigravity Ultra 20x $199.99/mo (20x Pro limits). Free Antigravity For Individuals tier also available.