APIFlow-Bench 1.0 - Schema: leaderboard

Postman's APIFlow-Bench 1.0 pass rate on the tasks that exercise the schema capability axis, across all task lengths (arXiv 2608.29128v1). Passed over all trials, 0-100 to one decimal, higher is better; refusals and abstentions count as failures. From the live leaderboard's axis page in its all-tasks view.

Metric: Pass Rate (%). Source: www.postman.com. Saturation forecast: Not forecast. 24 models tracked.

Top models

#ModelScoreOverall rank
1Kimi K2.693.2#113
2Kimi K2.592.5#152
3DeepSeek V4 Flash92.5#155
4Qwen 3.6 Plus91.2#124
5Claude Haiku 4.5 (20251001)91.2#264
6Kimi K390.8#35
7Kimi K2.7 Code90.8#95
8Claude Sonnet 4.690.5#94
9Claude Sonnet 590.5#65
10GPT-5.590.2#33
11DeepSeek V4 Pro89.5#112
12GPT-5.6 Luna89.5#79
13GPT-5.6 Sol89.2#22
14Claude Opus 4.888.8#39
15Qwen 3.7 Plus88.8#98

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=apiflow-bench-1-0-schema · How It Works · Data refreshed daily, snapshot 2026-11-05.