Claude Sonnet 5.5 and GPT-6.1 Sol: same API price.
$2.00 input / $10.00 output per 1M tokens.
Context: Claude 1M; GPT 1.1M.
Both first tracked by Obolith on 2026-10-01.
Compare both models side by side: https://obolith.com/llm-api-pricing?utm_source=mastodon&utm_medium=social&utm_campaign=obolith_2026_w41&utm_content=claude_sonnet_5_5_et_gpt_6_1_sol_au_meme