Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
GPT-5.3 Codex
87
ZAYA1-8B
62
Benchmark data for GPT-5.3 Codex and ZAYA1-8B is coming soon on BenchLM.
GPT-5.3 Codex
ZAYA1-8B
$1.75 / $14
$0 / $0
79 t/s
N/A
88.26s
N/A
400K
131K
Benchmark data for GPT-5.3 Codex and ZAYA1-8B is coming soon on BenchLM.
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
GPT-5.3 Codex is priced at $1.75 input / $14.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for ZAYA1-8B. GPT-5.3 Codex has the larger context window at 400K, compared with 131K for ZAYA1-8B.
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
GPT-5.3 Codex: $1.75 input / $14.00 output per 1M tokens ZAYA1-8B: $0.00 input / $0.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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