AIIC AI Intelligence Centre

SOURCE-LINKED INTELLIGENCE

GPT-5.6 Terra (xhigh): artificial analysis coding index

Artificial Analysis · observation · Publication date unknown

Benchmark data by Artificial Analysis. Current measurement; upstream does not provide a measurement timestamp or benchmark revision here.

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recordType
observation
region
Global
value
70.6
unit
index
dimensions
{"metric":"artificial_analysis_coding_index","model":"9e30696f-16fa-4b4f-ba53-161895a85fed","parallel_queries":1,"prompt_length":1000}

Evidence & attribution

Artificial Analysis

First collected: 2026-09-19T21:50:47.018Z. This is not the publication date.

Observed changes

AIIC observation times, not verified publisher revision times. Up to eight recent revisions.

2026-09-26T16:33:30.713Z

  • performance: {"outputTokensPerSecond":75.49,"timeToFirstAnswerTokenSeconds":13.021,"timeToFirstTokenSeconds":13.021} → {"outputTokensPerSecond":85.38,"timeToFirstAnswerTokenSeconds":8.797,"timeToFirstTokenSeconds":8.797}

2026-09-25T16:23:29.199Z

  • performance: {"outputTokensPerSecond":75.49,"timeToFirstAnswerTokenSeconds":10.285,"timeToFirstTokenSeconds":10.285} → {"outputTokensPerSecond":75.49,"timeToFirstAnswerTokenSeconds":13.021,"timeToFirstTokenSeconds":13.021}

2026-09-24T16:13:45.287Z

  • performance: {"outputTokensPerSecond":85.579,"timeToFirstAnswerTokenSeconds":10.766,"timeToFirstTokenSeconds":10.766} → {"outputTokensPerSecond":75.49,"timeToFirstAnswerTokenSeconds":10.285,"timeToFirstTokenSeconds":10.285}

2026-09-23T16:13:28.179Z

  • performance: {"outputTokensPerSecond":91.463,"timeToFirstAnswerTokenSeconds":8.025,"timeToFirstTokenSeconds":8.025} → {"outputTokensPerSecond":85.579,"timeToFirstAnswerTokenSeconds":10.766,"timeToFirstTokenSeconds":10.766}

2026-09-22T16:03:50.148Z

  • performance: {"outputTokensPerSecond":92.379,"timeToFirstAnswerTokenSeconds":6.063,"timeToFirstTokenSeconds":6.063} → {"outputTokensPerSecond":91.463,"timeToFirstAnswerTokenSeconds":8.025,"timeToFirstTokenSeconds":8.025}

2026-09-20T21:52:07.471Z

  • pricing: Not provided → {"input":2,"output":12}
  • performance: Not provided → {"outputTokensPerSecond":92.379,"timeToFirstAnswerTokenSeconds":6.063,"timeToFirstTokenSeconds":6.063}