GLM 5.3 FlashX Legal vs GPT-4o (2024-05-13)
Price, context window & benchmark comparison
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Verdict: GLM 5.3 FlashX Legal is 12.7× cheaper than GPT-4o (2024-05-13) on a typical 3:1 input/output mix. GLM 5.3 FlashX Legal has the larger context window (1M vs 128K).
| GLM 5.3 FlashX Legal | GPT-4o (2024-05-13) | |
|---|---|---|
| Input price / 1M | $0.37 | $5.00 |
| Output price / 1M | $1.25 | $15.00 |
| Blended price (3:1) | $0.59 | $7.50 |
| Cached input / 1M | $0.075 | — |
| Context window | 1M | 128K |
| Max output | 131K | 4K |
| Intelligence index | — | — |
| Coding index | — | 24.2 |
| Providers | 1 | — |
| Best provider uptime (30m) | 100.0% | — |
| Vision input | Yes | Yes |
| Reasoning | Yes | No |
| Tool calling | Yes | Yes |
| Released | 2026-11-02 | 2024-05-13 |
| Retirement | — | — |
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FAQ
Which is cheaper, GLM 5.3 FlashX Legal or GPT-4o (2024-05-13)?
GLM 5.3 FlashX Legal is 12.7× cheaper than GPT-4o (2024-05-13) on a typical 3:1 input/output mix.
GLM 5.3 FlashX Legal vs GPT-4o (2024-05-13): which has a bigger context window?
GLM 5.3 FlashX Legal: 1,048,576 tokens. GPT-4o (2024-05-13): 128,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: GLM 5.3 FlashX Legal ≈ $1,365, GPT-4o (2024-05-13) ≈ $17,500.
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