AI Foundation Models
Explore frontier foundation models, verified benchmarks, 6-axis capability radar, hardware VRAM sizing, and real-time token pricing economics.
Claude Opus 5.5
The frontier reasoning summit from Anthropic featuring a native 1-million-token context window, 92%+ SWE-bench Verified resolution, and hierarchical multi-agent verification.
GPT-6 Astra
OpenAI's interstellar autonomous research summit for the GPT-6 generation, achieving 92.8% on SWE-bench Verified, 96.2% on GPQA Diamond, and native omni-modal execution across 1M context.
Gemini 4 Carbon
Gemini 4 Carbon is Google DeepMind's frontier model for long-horizon engineering, coding, agentic workflows, and cybersecurity defense. Google says its initial rollout is limited to selected cyber defenders and trusted partners, with broader developer access planned.
Claude Opus 5
Anthropic's fifth-generation intelligence flagship, bringing full omni-modal audio/video/image capabilities, 500k context, and deep multi-hop self-critique reasoning.
GPT-6.1 Sol
OpenAI's latest October 2026 refined solar flagship model, bringing 92.0% SWE-bench resolution, 97.4% function-calling accuracy on BFCL v3, and lower pricing ($3.50/$14) across 1M context.
Claude Sonnet 5.5
Enterprise software development benchmark with native 1-million-token context, dynamic sub-agent spawning, and 90.5% SWE-bench Verified precision.
Mercury 3
Mercury 3 is Inception's frontier diffusion large language model (dLLM) co-founded by Stanford Professor Stefano Ermon, delivering an unprecedented 1,068 tokens per second inference speed via parallel denoising across a native 1-million-token context window.
Claude Fable 5.1
Anthropic's current flagship creative simulation and multimodal narrative agent, featuring adaptive emotional prosody, complex scenario branching, and multi-persona alignment.
GPT-6 Sol
Primary solar flagship model of the GPT-6 generation, delivering 91.0% SWE-bench resolution, 1M context, and $4/$16 pricing for frontier developer automation.
Claude Opus 4.8
The peak culmination of Anthropic's Claude 4 architecture, featuring half-million-token context, 87.5% SWE-bench Verified, and lowered flagship pricing ($10/$50).
GPT-5.5 Pro
April 2026 professional reasoning summit, combining 1-million-token context with 89.5% SWE-bench Verified and 93.8% GPQA Diamond scores.
GPT-5.6 Sol
July 2026 solar flagship model representing OpenAI's primary frontier intelligence tier, featuring 1M context, 89.8% on SWE-bench Verified, and enhanced agent synthesis.
Claude Fable 5
Claude Fable 5 introduces Anthropic's new narrative and simulation model family, engineered specifically for high-dimensional storytelling, simulated social dynamics, interactive fiction, and multi-agent persona roleplaying.
GPT-5.4 Pro
March 2026 professional reasoning powerhouse from OpenAI, achieving 87.2% on SWE-bench Verified and 91.5% on GPQA Diamond with scalable test-time verification.
GPT-5
OpenAI's August 2025 generational leap, featuring native test-time reasoning integration, 500k context window, and state-of-the-art SWE-bench and mathematical scores.
GPT-5.2 Pro
Peak 2025 reasoning flagship from OpenAI, achieving 84.5% on SWE-bench Verified and 89.2% on GPQA Diamond with dynamic test-time compute search.
GPT-5 Pro
OpenAI's late-2025 flagship professional reasoning model, scaling test-time compute search over 500k context to achieve 81.2% on SWE-bench Verified and 86.8% on GPQA Diamond.
Claude Sonnet 5
Next-generation software engineering flagship featuring 500k context, zero-latency thinking switching, and native autonomous multi-agent repository orchestration.
GPT-5.5
April 2026 breakthrough expanding context to 1-million tokens natively while achieving 86.5% on SWE-bench Verified at affordable $3/$12 economics.
GPT-5.4
March 2026 foundation model standardizing 83.8% SWE-bench Verified coding precision, 500k context, and $3/$12 economics for enterprise agent automation.
GPT-6 Luna
Ultra-fast low-latency frontier model in the GPT-6 generation, streaming at 130+ tps across a 1-million-token context window at $0.20/$0.80 economics.
Claude Haiku 5.5
Sub-100ms ultra-fast foundation model delivering Claude 4 Sonnet-level capability at edge prices ($0.50/$2.50) with 500k context.
GPT-5.3 Chat
Specialized early-2026 conversational flagship tuned for human-like emotional intelligence, conversational fluidity, nuanced debate, and real-time voice warmth.
GPT-5.6 Terra
Balanced enterprise workhorse tier of the 5.6 family, combining 1M context with competitive $2/$8 token rates and 84% SWE-bench resolution.
GPT-5.2
December 2025 evolution of GPT-5 establishing 81% SWE-bench Verified resolution, 500k context, and enhanced multimodal audio/vision integration.
GPT-5.6 Luna
Ultra-fast low-latency lunar tier of the 5.6 family, achieving 73% on SWE-bench Verified at sub-120ms latency and $0.25/$1.00 economics across 500k context.
GPT-5.1
November 2025 update to GPT-5 delivering lower pricing ($4/$16), improved steerability, and 78% on SWE-bench Verified.
Gemini 2.0 Flash
Google's next-generation multimodal model built for the agentic era with sub-second latency, native tool use, and a 1,000,000 token context window.