Llama 4 Maverick is Meta open-source large language model and the highest-ranking open model on the LMArena leaderboard. With a 1M token context window and completely free to use, Llama 4 is the top choice for developers who want to self-host or fine-tune a state-of-the-art model. It excels at code generation, multilingual tasks, and can be deployed on-premise for data sovereignty requirements.
| Benchmark | Score |
|---|---|
| Arena Elo (LMArena) | 1394 |
| Context Window | 1M |
| License | Open Source |
Daily tokens (prompt + completion) routed to Llama 4 Maverick on OpenRouter, from Jun 20 to Aug 13, from our own stored daily snapshots. Reflects OpenRouter API demand only. See all models →
| Date | Prompt /MTok | Completion /MTok |
|---|---|---|
| 2026-07-13 | $0.15 → $0.2 | $0.6 → $0.8 |
| 2026-08-06 | $0.2 → $0.2 | $0.8 → $0.7 |
| 2026-08-28 | $0.2 → $0.2 | $0.7 → $0.8 |
| 2026-08-29 | $0.2 → $0.2 | $0.8 → $0.7 |
Changes observed across 76 daily OpenRouter catalog snapshots since Jun 19, 2026.