# GPT 5.6 Sol

Type: Product

Source: AI Intelligence Brief — https://getaibrief.com/entity/gpt-56-sol-product
Canonical HTML page: https://getaibrief.com/entity/gpt-56-sol-product

## Timeline

- **2026-07-08**: SpaceXAI releases Grok 4.5 — First publicly available model since the SpaceX‑xAI merger; targets coders and knowledge workers with aggressive pricing.
- **2026-07-08**: OpenAI launches GPT‑5.6 Sol — Hours after Grok 4.5’s announcement, OpenAI debuts its new top‑tier model at $5/$30 per million tokens, heightening same‑day competition.

## Recent coverage (2 stories)

### Moonshot’s 2.8T Kimi K3 Outperforms GPT-5.5, Narrows US AI Lead
2026-07-17 03:31:13 · Sentiment: Positive · Impact: 9/10 · Sources: 2

Moonshot AI’s Kimi K3, a 2.8 trillion-parameter open-weight model with 1M-token context, beats OpenAI’s GPT-5.5 in GPU optimization and ranks second behind Fable 5, signaling China’s accelerating technical prowess.
Full story: https://getaibrief.com/story/moonshot-ai-kimi-k3-technical-benchmark

### Grok 4.5 Scores 64.7% on SWE Bench Pro, Undercuts Rivals at $2/1M Tokens
2026-07-09 00:03:55 · Sentiment: Positive · Impact: 7/10 · Sources: 2

SpaceXAI released Grok 4.5, a coding-focused model priced at just $2/1M input tokens, significantly cheaper than rivals. Musk himself concedes it is “roughly comparable to Opus 4.7”—one generation behind Anthropic’s latest flagship—but emphasizes speed and utility for internal engineers.
Full story: https://getaibrief.com/story/grok-4-5-64-percent-swe-bench-pro

---
This page is a machine-readable summary. Sentiment measures the directional read of each development for this entity, not the tone of the reporting; impact weights consequence, not syndication reach. See https://getaibrief.com/guides/methodology for the full editorial methodology.