free tier

Free AI models

Models with $0 pricing on OpenRouter. Quality varies. Rate limits often apply.

What this is Ranked by capability match + real benchmark scores + live pricing, daily-refreshed. Benchmark sources: Aider Polyglot (coding) and Artificial Analysis Intelligence Index (overall, coding, agentic). Full methodology →
#ModelScoreIn / 1MOut / 1MContext
1 NVIDIA: Nemotron 3 Nano Omni (free)nvidia/nemotron-3-nano-omni-30b-a3b-reasoning:free Free Free 256,000 Details →
2 Google: Gemma 4 26B A4B (free)google/gemma-4-26b-a4b-it:free Free Free 262,144 Details →
3 Google: Gemma 4 31B (free)google/gemma-4-31b-it:free Free Free 262,144 Details →
4 Free Models Routeropenrouter/free Free Free 200,000 Details →
5 NVIDIA: Nemotron 3 Super (free)nvidia/nemotron-3-super-120b-a12b:free Free Free 1,000,000 Details →
6 NVIDIA: Nemotron Nano 12B 2 VL (free)nvidia/nemotron-nano-12b-v2-vl:free Free Free 128,000 Details →
7 Poolside: Laguna XS 2.1 (free)poolside/laguna-xs-2.1:free Free Free 262,144 Details →
8 Cohere: North Mini Code (free)cohere/north-mini-code:free Free Free 256,000 Details →
9 NVIDIA: Nemotron 3 Ultra (free)nvidia/nemotron-3-ultra-550b-a55b:free Free Free 1,000,000 Details →
10 Poolside: Laguna M.1 (free)poolside/laguna-m.1:free Free Free 262,144 Details →
11 Google: Lyria 3 Pro Previewgoogle/lyria-3-pro-preview Free Free 1,048,576 Details →
12 Google: Lyria 3 Clip Previewgoogle/lyria-3-clip-preview Free Free 1,048,576 Details →
13 NVIDIA: Nemotron 3 Nano 30B A3B (free)nvidia/nemotron-3-nano-30b-a3b:free Free Free 256,000 Details →
14 OpenAI: gpt-oss-20b (free)openai/gpt-oss-20b:free Free Free 131,072 Details →
15 NVIDIA: Nemotron Nano 9B V2 (free)nvidia/nemotron-nano-9b-v2:free Free Free 128,000 Details →
16 NVIDIA: Nemotron 3.5 Content Safety (free)nvidia/nemotron-3.5-content-safety:free Free Free 128,000 Details →