LLM Pricing

GPT-5.6 Sol pricing now reads $2.00 input / $10.00 output per million tokens on OpenRouter’s OpenAI route, down from $5.00 / $30.00 in mid-August. That is a real 50% cut. It was not OpenAI’s price cut — it is a router promotion stacked on top of a separate OpenAI reduction to $4 / $20. That distinction is the whole article, because the two numbers are different prices on different layers, and almost every story about this model conflates them. ...

DeepSeek V4 Flash Vision Exp is an experimental multimodal model that accepts images alongside text, outputs text only, and pairs a 1M-token context window with an Intelligence Index score of 51 — ranked #3 out of 172 comparable models. At cache-hit input prices near $0.0028 per million tokens, it is shaping up as the cheapest capable vision path for high-frequency agent loops. Here is everything developers need to know before building with it. ...

The cost of a Grok API job depends on the model actually served, token categories, context tier, tool use and retries. A single “price per million tokens” hides several of those inputs. This guide records a checked public rate example and shows how to reconcile it with usage. It does not replace your account’s bill or promise a universal saving against another model. A checked current model example On October 20, 2026, the Grok 4.7 model page lists: ...