LLM Comparison
Command R7B (12-2024) vs Leanstral 1.5
Side-by-side specs, pricing & capabilities · Updated August 2026
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | ||
| Family | Command | Leanstral |
| Status | Current | Current |
| Release Date | Dec 2024 | Jun 2026 |
| Context Window | 128K tokens | 256K tokens |
| Input Price | $0.04/M tokens | Free |
| Output Price | $0.15/M tokens | Free |
| Pricing Notes | — | Mistral model card lists Leanstral 1.5 price as $0. Changelog says the Labs endpoint is scheduled to retire on 2026-09-30. |
| Capabilities | textcode | textreasoningcodingformal-verificationtool-usestructured-output |
| Max Output | 4K tokens | 128K tokens |
| API Identifier | cohere/command-r7b-12-2024 | labs-leanstral-1-5 |
| Benchmarks | ||
| miniF2F | — | 100mistral |
| PutnamBench | — | 587mistral |
| FLTEval pass@8 | — | 43.2mistral |
| View Command R7B (12-2024) | View Leanstral 1.5 | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Leanstral 1.5Cheapest | $0.00 | $0.00 | $0.00 | — |
| Command R7B (12-2024) | $0.04 | $0.08 | $0.11 | +0% |
Cohere
Command R7B (12-2024)
Command R7B (12-2024) is a large language model from Cohere. Supports up to 128,000 token context window. Available from $0.04/M input tokens.
Mistral AI
Leanstral 1.5
Leanstral 1.5 is Mistral AI free Lean 4 formal proof-engineering model for automated theorem proving, autoformalization, and real-world code verification. Official Mistral docs list it as a Labs model with 119B total parameters, 6.5B active parameters, a 256k context window, 128k max output, $0 pricing, and the labs-leanstral-1-5 API identifier.
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