Claude Sonnet 5 vs GLM-4-32B-0414-128K

    Comparison

    As of August 20, 2026, GLM-4-32B-0414-128K is 98% cheaper per million tokens than Claude Sonnet 5. Claude Sonnet 5 is $2.00 / $10.00 per million input/output tokens versus GLM-4-32B-0414-128K at $0.10 / $0.10. Sources: https://platform.claude.com/docs/en/about-claude/pricing and https://docs.z.ai/guides/overview/pricing

    Sources: Anthropic Claude API pricing (https://platform.claude.com/docs/en/about-claude/pricing); Z AI pricing (https://docs.z.ai/guides/overview/pricing)

    Claude Sonnet 5

    Anthropic

    $12.00blended / 1M

    Input

    $2.00

    Output

    $10.00

    1M ctx|Proprietary
    98%
    cheaper
    Better value

    GLM-4-32B-0414-128K

    Z AI

    $0.20blended / 1M

    Input

    $0.10

    Output

    $0.10

    128K ctx|Open Source
    Save $11.80 per million tokens by choosing GLM-4-32B-0414-128K over Claude Sonnet 5.

    Claude Sonnet 5 vs GLM-4-32B-0414-128K comparison

    Token pricing, specs, and benchmarks side by side

    Metric
    Claude Sonnet 5
    GLM-4-32B-0414-128K
    Provider
    Provider
    Anthropic
    Z AI
    License
    Proprietary
    Open Source
    Release Date
    2026-06-30
    2025-04-14
    Pricing (per 1M tokens)
    Input Price+1900%
    $2.00
    $0.10
    Output Price+9900%
    $10.00
    $0.10
    Blended (1M + 1M)
    $12.00
    $0.20
    Model Details
    Context Window
    1M
    128K
    Max Output Tokens
    64K
    N/A
    Knowledge Cutoff
    2026-01
    N/A
    Throughput
    42 tok/s
    N/A
    Benchmarks
    57.4%
    80.3%
    61.2%
    53.9%
    53.9%
    53.6%
    1544.16
    84.7%
    25%
    81.2%
    74.7%
    88.3%
    80%
    83.0%
    32.5%
    72.2%
    37.3%
    86.7%
    67.0%
    16.9%
    66.3%
    38.8%
    81.6%
    47.5%
    76.0%
    87.5%
    59.4%
    48.9%
    60.6%
    46.5%
    75.6%
    79.5%

    Verdict

    Claude Sonnet 5 vs GLM-4-32B-0414-128K: the bottom line

    Both models are closely matched on benchmarks. GLM-4-32B-0414-128K has the pricing advantage, making it the better value unless Claude Sonnet 5's specific capabilities are critical to your workflow.

    Claude Sonnet 5 vs GLM-4-32B-0414-128K FAQ

    Which is cheaper, Claude Sonnet 5 or GLM-4-32B-0414-128K?

    As of August 20, 2026, GLM-4-32B-0414-128K is 98% cheaper on blended LLM API pricing. GLM-4-32B-0414-128K costs $0.10 per million input tokens and $0.10 per million output tokens ($0.20 blended 1M-in + 1M-out). Claude Sonnet 5 costs $2.00 / $10.00 per million tokens ($12.00 blended). Sources: https://platform.claude.com/docs/en/about-claude/pricing and https://docs.z.ai/guides/overview/pricing. The cheapest LLM for your app still depends on how many output tokens you generate.

    How much does Claude Sonnet 5 vs GLM-4-32B-0414-128K cost per million tokens?

    Claude Sonnet 5 Claude API pricing from Anthropic is $2.00 input and $10.00 output per million tokens via Anthropic. GLM-4-32B-0414-128K Z AI API pricing is $0.10 input and $0.10 output per million tokens via Z AI. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.

    Which is better for coding, Claude Sonnet 5 or GLM-4-32B-0414-128K?

    Claude Sonnet 5 has a published SWE-bench Verified score of 85.2%. GLM-4-32B-0414-128K does not have that eval on this page yet.

    What is the context window for Claude Sonnet 5 vs GLM-4-32B-0414-128K?

    Claude Sonnet 5 supports a 1M token context window, while GLM-4-32B-0414-128K supports 128K tokens. Claude Sonnet 5 offers a larger context window. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.

    Which model performs better on benchmarks, Claude Sonnet 5 or GLM-4-32B-0414-128K?

    Shared benchmark scores for Claude Sonnet 5 and GLM-4-32B-0414-128K are still limited. Check the comparison table for the evals each model has published. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.

    Is Claude Sonnet 5 or GLM-4-32B-0414-128K better for production use?

    Both Claude Sonnet 5 and GLM-4-32B-0414-128K are production API models. For cost-sensitive production traffic, GLM-4-32B-0414-128K has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.

    Can I switch between Claude Sonnet 5 and GLM-4-32B-0414-128K in my app?

    Yes. Call Claude Sonnet 5 through Anthropic and GLM-4-32B-0414-128K through Z AI with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.

    How accurate is this Claude Sonnet 5 vs GLM-4-32B-0414-128K pricing data?

    List rates are the latest published Claude API pricing from Anthropic and Z AI API pricing, quoted per million tokens. Official rate sheets: https://platform.claude.com/docs/en/about-claude/pricing and https://docs.z.ai/guides/overview/pricing. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.

    What is the output token limit for Claude Sonnet 5 and GLM-4-32B-0414-128K?

    Claude Sonnet 5 supports up to 64K output tokens per request, while GLM-4-32B-0414-128K supports up to an unspecified number of output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.

    Which model has better throughput, Claude Sonnet 5 or GLM-4-32B-0414-128K?

    Claude Sonnet 5 has a measured throughput of approximately 42 tokens/second. Throughput data for GLM-4-32B-0414-128K is not yet available. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.

    How do I switch the models in this Claude Sonnet 5 vs GLM-4-32B-0414-128K comparison?

    Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open Claude Sonnet 5 or GLM-4-32B-0414-128K from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.

    Claude Sonnet 5 vs GLM-4-32B-0414-128K pricing

    This comparison covers API pricing, context window, throughput, and benchmark scores. Claude Sonnet 5 costs $2.00/M input and $10.00/M output. GLM-4-32B-0414-128K costs $0.10/M input and $0.10/M output.

    Rank both on the LLM leaderboard, SWE-bench, and Humanity's Last Exam.

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