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GLM 5.2 (batch) vs MiMo-V2.5

This page is context-first: how much text each model can take in one request. Full specs adds capabilities and limits; the pricing matrix below is only about $/million tokens from hosts that list both models.

Z Ai

Model

GLM 5.2 (batch)

Tool calling

Context window

512K

512,000 tokens · ~384K words

Model page
Xiaomi

Model

MiMo-V2.5

Image inputTool calling

Context window

1.0M

1,048,576 tokens · ~786K words

Model page

Context window · side by side

Bar length is relative to the larger of the two windows (100% = max of this pair). This is not pricing.

GLM 5.2 (batch)512K
MiMo-V2.51.0M

MiMo-V2.5 has about 2× the context window of the other in this pair.

MiMo-V2.5 has 104% more context capacity (1048K vs 512K tokens).

Quick verdicts

Short takeaways — validate with your own workloads.

  • Long document processing

    Use MiMo-V2.5. Its 1048K context fits entire documents without chunking (vs 512K).

Full specs

Context, output, capabilities, and dates. Green highlights the favorable value where we compute a winner.

SpecGLM 5.2 (batch)MiMo-V2.5
Context window512,000 tokens (512K)1,048,576 tokens (1048K)
Max output tokensN/A131,072 tokens (131K)
Speed tierBalancedBalanced
VisionNoYes
Function callingYesYes
Extended thinkingYesYes
Prompt cachingYesYes
Batch APINoNo
Release dateJun 2026Apr 2026

Pricing matrix

Dollar rates only: hosts that list both models, per 1M tokens. For how much text fits, use the context section above — not this table.

ProviderGLM 5.2 (batch) inGLM 5.2 (batch) outMiMo-V2.5 inMiMo-V2.5 out
Openrouter$0.400/M$2.00/M

Frequently asked questions

MiMo-V2.5 has a larger context window: 1048K tokens vs 512K. For long documents, large codebases, or extended agent sessions, the larger context window reduces the need to chunk inputs or summarize history.

Powered by Mem0

Use a smaller model.
Get better results.

Mem0 gives your AI long-term memory so you stop re-sending context on every call. That means you can use a smaller, faster, cheaper model — and still get better answers.

Example: a multi-turn chat session

Without Mem0~128K tokens sent
Full history
Repeated info
Old context
With Mem0~20K tokens sent
Key memories
Current turn

80% less to send — works with any model