CtrlAltDebrief

GPT-5.5 Instant (June 2026)

OpenAI
Compare GPT-5.5 Instant (June 2026)Count tokens for GPT-5.5 Instant (June 2026)
Context
n/a
Max output
n/a
Serving providers
0
Cheapest input
n/a /1M

Benchmarks

independent evaluations · source: Artificial Analysis
Headline indices
Intelligence Index
28.9
of 100
Coding Index
39.4
of 100
Agentic Index
11.0
of 100
Individual benchmarks · click a row for effort variants
BenchmarkBest scoreEffortCost / task
CritPt0%default—
GDPval718.6default—
GPQA Diamond82%default—
Humanity's Last Exam19%default—
Long-Context Reasoning64%default—
Omniscience3.5default—
SciCode49%default—
TerminalBench v2.135%default—
τ-bench Banking12%default—

Pricing by serving provider

availability
No public price yet. Not offered on-demand at any tracked provider.

Price history

input + output $/1M since we started tracking
Input Output

Price history is accruing. We record a point each day a price changes; the full backfill lands shortly.

Other OpenAI models

compare pricing across the OpenAI lineup
gpt-oss-120b$0.05/1M · 18 providersgpt-oss-20b$0.01/1M · 12 providersGPT-5$1.25/1M · 6 providersGPT-4o$2.50/1M · 6 providersGPT-5 Nano$0.05/1M · 5 providersGPT-4.1 Nano$0.10/1M · 5 providersGPT-4o-mini$0.15/1M · 5 providersGPT-5 Mini$0.25/1M · 5 providers
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