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GLM 4.6 vs Claude Sonnet 5

At a glance
Zhipu AIGLM 4.6

Zhipu AI's GLM 4.6 generation model.

74203K ctx$0.43/$1.74 per M#47/92
AnthropicClaude Sonnet 5

Anthropic's fifth-generation Sonnet — near-Opus intelligence at Sonnet speed and price.

801M ctx$3.00/$15.00 per M#26/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Zhipu AIGLM 4.6
Reasoning
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI73.5
Reasoning & Knowledge
Graduate Science—Factual Recall—
Math
Competition Math—
Agentic
Terminal Tasks24.5%
AnthropicClaude Sonnet 5
Reasoning
CI 72.7-84.7
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter
Capability
CapabilityECI80.1
Reasoning & Knowledge
Graduate Science90.5%Factual Recall25.0%
Math
Competition Math94.7%
Agentic
Terminal Tasks—
Specs
Zhipu AIGLM 4.6
203K
Context
131K
Max output
Sep 2025
Released
AnthropicClaude Sonnet 5
1M
Context
64K
Max output
Jun 2026
Released
Capabilities
Zhipu AIGLM 4.6
Vision
Audio
Reasoning
AnthropicClaude Sonnet 5
Vision
Audio
Reasoning
Pricing
Zhipu AIGLM 4.6
Live pricing, shown before you run
Input$0.43/M tokens
Output$1.74/M tokens
Cache read$0.08/M tokens
AnthropicClaude Sonnet 5
Live pricing, shown before you run
Input$3.00/M tokens
Output$15.00/M tokens
Cache read$0.30/M tokens
Cache write$3.75/M tokens
Web search$0.01/search
Chat with GLM 4.6Go to model
Chat with Claude Sonnet 5Go to model
Frequently Asked Questions: GLM 4.6 vs Claude Sonnet 5▼

Which is better, GLM 4.6 or Claude Sonnet 5?

▼

Based on the Capability Index, Claude Sonnet 5 scores higher (80.1 vs 73.5). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, GLM 4.6 or Claude Sonnet 5?

▼

GLM 4.6 has a lower blended cost. GLM 4.6: $0.43 input / $1.74 output. Claude Sonnet 5: $3.00 input / $15.00 output.

Which has a larger context window, GLM 4.6 or Claude Sonnet 5?

▼

Claude Sonnet 5 has a larger context window: GLM 4.6 supports 203K tokens vs Claude Sonnet 5 at 1M tokens.

Do both GLM 4.6 and Claude Sonnet 5 support vision?

▼

Claude Sonnet 5 supports vision/image input, but GLM 4.6 does not.

What are the key differences between GLM 4.6 and Claude Sonnet 5?

▼

Key differences: Claude Sonnet 5 has a notably higher capability index (6.6 point gap); GLM 4.6 is significantly cheaper; only Claude Sonnet 5 supports vision input. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GLM 4.6 and Claude Sonnet 5 for free on idapt.app to see which performs better for your specific needs.

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