MiniMax M2.7 vs Step 3.7 Flash
MiniMax M2.7 (2026) and Step 3.7 Flash (2026) are frontier-tier reasoning models from MiniMax and StepFun. MiniMax M2.7 ships a 205k-token context window, while Step 3.7 Flash ships a 256k-token context window. On SWE-bench Pro, Step 3.7 Flash leads by 0.1 pts. On pricing, Step 3.7 Flash costs $0.20/1M input tokens versus $0.28/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.
Step 3.7 Flash is safer overall; choose MiniMax M2.7 when provider fit matters.
Decision scorecard
Local evidence first| Signal | MiniMax M2.7 | Step 3.7 Flash |
|---|---|---|
| Best for | reasoning-heavy apps, tool-calling agents, and provider-routed production | reasoning-heavy apps, multimodal apps, and tool-calling agents |
| Decision fit | Coding, RAG, and Agents | Coding, RAG, and Agents |
| Context window | 205k | 256k |
| Cheapest output | $1.20/1M tokens | $1.15/1M tokens |
| Provider routes | 4 tracked | 3 tracked |
| Shared benchmarks | 1 shared | SWE-bench Pro leader |
Decision tradeoffs
- MiniMax M2.7 has broader tracked provider coverage for fallback and route flexibility.
- Local decision data tags MiniMax M2.7 for Coding, RAG, and Agents.
- Step 3.7 Flash holds a shared-benchmark lead on SWE-bench Pro, ahead by 0.1 points.
- Step 3.7 Flash has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Step 3.7 Flash has the lower cheapest tracked output price at $1.15/1M tokens.
- Step 3.7 Flash uniquely exposes Vision and Multimodal in local model data.
- Local decision data tags Step 3.7 Flash for Coding, RAG, and Agents.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
MiniMax M2.7
$523
Cheapest tracked route/tier: OpenRouter
Step 3.7 Flash
$448
Cheapest tracked route/tier: StepFun
Estimated monthly gap: $75.70. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- Step 3.7 Flash is $0.05/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Step 3.7 Flash adds Vision and Multimodal in local capability data.
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- MiniMax M2.7 is $0.05/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
- Check replacement coverage for Vision and Multimodal before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2026-03-18 | 2026-05-29 |
| Context window | 205k | 256k |
| Parameters | 10B active | 198B (11B active) |
| Architecture | Decoder Only | Mixture of Experts |
| License | MITOSI-approved | Proprietary |
| Openness | Open source | Proprietary |
| Weights | Unknown | Not released |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: permitted | Commercial use: conditional |
| Knowledge cutoff | - | - |
Pricing and availability
| Pricing attribute | MiniMax M2.7 | Step 3.7 Flash |
|---|---|---|
| Input price | $0.28/1M tokens | $0.20/1M tokens |
| Output price | $1.20/1M tokens | $1.15/1M tokens |
| Providers |
Capabilities
| Capability | MiniMax M2.7 | Step 3.7 Flash |
|---|---|---|
| Vision | No | Yes |
| Multimodal | No | Yes |
| Reasoning | Yes | Yes |
| JSON / Tool use | Yes | Yes |
| Structured outputs | Yes | Yes |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
| Benchmark | MiniMax M2.7 | Step 3.7 Flash |
|---|---|---|
| SWE-bench Pro | 56.2 | 56.3 |
Continue comparing
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Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.