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Claude Haiku 5.5 vs MiMo-V2.6-Pro

SpecClaude Haiku 5.5MiMo-V2.6-Pro
Respan Index57.2 (#16)56.1 (#17)
Blended price per 1M$0.1$0.54
Context window1M1M
Input / output per 1M$0.05 / $0.25$0.43 / $0.87
Max output128K-
Inputtext, visiontext, vision, audio, video
Released2026-10-072026-09-21

Respan Index by category

Each category is scored 0 to 100, and how far ahead the winner is. Leads under a point are close to even.

CategoryClaude Haiku 5.5MiMo-V2.6-Pro
Coding55.0 Claude Haiku 5.545.6 MiMo-V2.6-Pro
Agents65.9 Claude Haiku 5.564.7 MiMo-V2.6-Pro
Reasoning65.0 Claude Haiku 5.557.1 MiMo-V2.6-Pro
Knowledge & language23.6 Claude Haiku 5.558.2* MiMo-V2.6-Pro
Human preference55.5 Claude Haiku 5.556.5 MiMo-V2.6-Pro

* Estimated: no published scores in that category. How the Respan Index works

Benchmarks both report

Claude Haiku 5.5 leads on 5 of the 8 benchmarks both report. Higher is better. Each score links to where it was published.

BenchmarkClaude Haiku 5.5MiMo-V2.6-Pro
SAGE 1.1 (Vals AI)89.8%84.4%
APEX-Agents (Mercor)56.1%54.4%
LMArena Agent (LMArena)0.01430.0277
LMArena Elo14251480
LMArena WebDev (LMArena)15891625
Terminal-Bench 4.0 (Vals AI)36.4%31.3%
SAGE (Vals AI)45.8%45.1%
Terminal-Bench 4.039.2%34.9%

FAQ

Is Claude Haiku 5.5 better than MiMo-V2.6-Pro?

Claude Haiku 5.5 scores 57.2 on the Respan Index (#16), ahead of MiMo-V2.6-Pro at 56.1 (#17). Claude Haiku 5.5 leads on 5 of the 8 benchmarks both report.

Which is cheaper, Claude Haiku 5.5 or MiMo-V2.6-Pro?

Claude Haiku 5.5 lists at $0.05 input and $0.25 output per 1M tokens; MiMo-V2.6-Pro at $0.43 and $0.87. Claude Haiku 5.5 is 5.4x cheaper per token at list price.

Which has the larger context window?

Both accept 1M tokens of context.

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