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Which one is more cost-effective, GLM-5.3-Flash or DeepSeek-V4-Flash?
Zhipu officials say that its price is 1/40 of Opus 4.8, and its capabilities are on par with it. I don't quite believe it. So I actually measured 3 front-end projects and compared the effects of DeepSeek-V4-Flash. When the prompt words are exactly the same, the result is that the effect of 5.3 Flash is a bit exaggerated, and it is extremely cheap, better than V4-Flash…
Debugging AI agents is hell.
Your run fails. You restart. You have zero visibility into what the model saw. DeepSeek Harness just solved this. Every run is recorded in an append-only session log: → System prompt → Tool calls → Model reasoning → Context injections →
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