Preview build — figures marked “✓” or in green are sourced (benchmarks by Artificial Analysis); treat everything else (value scores, “Est.” figures, unmarked prices and changes) as illustrative. Methodology

Change log

What changed

Price moves, newest first. Entries with a ✓ source link cite the provider's own page; entries prefixed “Illustrative sample” are preview data, not tracked events. A falling price shows green — colour follows benefit to the buyer, not the direction of the number.

Price drops
2
Price increases
1
Steepest cut
−16.7%
Gemini 2.5 Flash

Relative price trend

illustrative sample · indexed to 100 at Feb 2026

Relative price trend, indexed to 100 at each series' first point.
DateGPT-5.2 (OpenAI)Gemini 2.5 Flash (Google)
2026-02-01100100
2026-03-01100100
2026-04-018986
2026-05-018986
2026-06-018986
2026-07-018971
2026-08-017871
GPT-5.2 (OpenAI)Gemini 2.5 Flash (Google)

All changes

Claude Sonnet 5Anthropicinput

Scheduled: Anthropic's published introductory pricing for Claude Sonnet 5 ends Aug 31, 2026 — input rises $2 → $3 and output $10 → $15 per 1M tokens from Sep 1, per Anthropic's pricing docs.✓ source

$2.00$3.00
+50.0%Sep 1, 2026
GPT-5.2OpenAIoutput

Illustrative sample: output price trimmed from $16 to $14 per 1M tokens.

$16.00$14.00
−12.5%Jul 11, 2026
Gemini 2.5 FlashGoogleoutput

Illustrative sample: output price lowered from $3.00 to $2.50 per 1M tokens.

$3.00$2.50
−16.7%Jun 15, 2026