Gemini 2.5 Pro Computer Use Preview vs GLM-5.1
Gemini 2.5 Pro Computer Use Preview (2025) and GLM-5.1 (2026) are frontier reasoning models from Google DeepMind and Zhipu AI. Gemini 2.5 Pro Computer Use Preview ships a 1.048576M-token context window, while GLM-5.1 ships a 200k-token context window. On pricing, GLM-5.1 costs $0.95/1M input tokens versus $1.25/1M for the alternative. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit.
Gemini 2.5 Pro Computer Use Preview fits 5x more tokens; pick it for long-context work and GLM-5.1 for tighter calls.
Specs
| Released | 2025-10-01 | 2026-03-27 |
| Context window | 1.048576M | 200k |
| Parameters | — | 744B total, 40-44B active |
| Architecture | decoder only | mixture of experts |
| License | Proprietary | Proprietary |
| Knowledge cutoff | - | - |
Pricing and availability
| Gemini 2.5 Pro Computer Use Preview | GLM-5.1 | |
|---|---|---|
| Input price | $1.25/1M tokens | $0.95/1M tokens |
| Output price | $10/1M tokens | $3.15/1M tokens |
| Providers |
Capabilities
| Gemini 2.5 Pro Computer Use Preview | GLM-5.1 | |
|---|---|---|
| Vision | ||
| Multimodal | ||
| Reasoning | ||
| Function calling | ||
| Tool use | ||
| Structured outputs | ||
| Code execution |
Benchmarks
No shared benchmark rows are currently sourced for this pair.
Deep dive
The capability footprint differs most on vision: Gemini 2.5 Pro Computer Use Preview, multimodal input: Gemini 2.5 Pro Computer Use Preview, reasoning mode: GLM-5.1, and code execution: GLM-5.1. Both models share function calling, tool use, and structured outputs, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.
For cost, Gemini 2.5 Pro Computer Use Preview lists $1.25/1M input and $10/1M output tokens, while GLM-5.1 lists $0.95/1M input and $3.15/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts GLM-5.1 lower by about $2.27 per million blended tokens. Availability is 1 providers versus 2, so concentration risk also matters.
Choose Gemini 2.5 Pro Computer Use Preview when long-context analysis and larger context windows are central to the workload. Choose GLM-5.1 when coding workflow support, lower input-token cost, and broader provider choice are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions.
FAQ
Which has a larger context window, Gemini 2.5 Pro Computer Use Preview or GLM-5.1?
Gemini 2.5 Pro Computer Use Preview supports 1.048576M tokens, while GLM-5.1 supports 200k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.
Which is cheaper, Gemini 2.5 Pro Computer Use Preview or GLM-5.1?
GLM-5.1 is cheaper on tracked token pricing. Gemini 2.5 Pro Computer Use Preview costs $1.25/1M input and $10/1M output tokens. GLM-5.1 costs $0.95/1M input and $3.15/1M output tokens. Provider discounts or batch pricing can still change the final bill.
Is Gemini 2.5 Pro Computer Use Preview or GLM-5.1 open source?
Gemini 2.5 Pro Computer Use Preview is listed under Proprietary. GLM-5.1 is listed under Proprietary. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.
Which is better for vision, Gemini 2.5 Pro Computer Use Preview or GLM-5.1?
Gemini 2.5 Pro Computer Use Preview has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Which is better for multimodal input, Gemini 2.5 Pro Computer Use Preview or GLM-5.1?
Gemini 2.5 Pro Computer Use Preview has the clearer documented multimodal input signal in this comparison. If multimodal input is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Where can I run Gemini 2.5 Pro Computer Use Preview and GLM-5.1?
Gemini 2.5 Pro Computer Use Preview is available on Google AI Studio. GLM-5.1 is available on Z.ai and OpenRouter. Provider coverage can affect latency, region availability, compliance posture, and fallback options.
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Last reviewed: 2026-04-24. Data sourced from public model cards and provider documentation.