Top AI Coding Agents Dec 2025 | Opus 4.5, Gemini 3.0 Pro, GPT 5.1
The challenge of testing every agent combination • Virtual vs. Native tool calling explained • Specialized tools vs. generic terminal commands
Video Chapters
- 0:00 The challenge of testing every agent combination
- 1:02 Virtual vs. Native tool calling explained
- 2:36 Specialized tools vs. generic terminal commands
- 3:57 Measuring instruction following workflows
- 5:50 Why harness choice is critical for Gemini 3.0 Pro
- 8:50 Top scores: GitHub Copilot Claude Code vs. ZAI
- 11:05 Surprising performance from Open Code & GPT 5.1
- 12:55 Gemini 3.0 Pro: Good taste, bad execution?
- 14:55 Testing Opus 4.5's consistency
- 16:08 The final benchmark breakdown
- 18:20 The top agent choice for December
- 20:12 Cursor review: Plan Mode and costs
Original Output
0:00 The challenge of testing every agent combination 1:02 Virtual vs. Native tool calling explained 2:36 Specialized tools vs. generic terminal commands 3:57 Measuring instruction following workflows 5:50 Why harness choice is critical for Gemini 3.0 Pro 8:50 Top scores: GitHub Copilot Claude Code vs. ZAI 11:05 Surprising performance from Open Code & GPT 5.1 12:55 Gemini 3.0 Pro: Good taste, bad execution? 14:55 Testing Opus 4.5's consistency 16:08 The final benchmark breakdown 18:20 The top agent choice for December 20:12 Cursor review: Plan Mode and costs Timestamps by StampBot 🤖 (414-top-ai-coding-agents-dec-2025-opus-4-5-gemini-3-0-pro-gpt-5-)
Unprocessed Timestamp Content
0:00 Challenges of testing every possible agent and model combination 0:36 Google Anti-gravity shows promise but remains wonky and buggy 1:02 Explaining virtual versus native tool calling in modern agents 2:36 The trade-off between specific tools and generic terminal commands 3:57 Measuring instruction following using spec driven development workflows 5:50 Why harness choice matters significantly for Gemini 3.0 Pro 8:50 Reviewing top scores for GitHub Copilot Claude Code and ZAI 11:05 Surprising performance of Open Code with GPT 5.1 models 12:55 Gemini 3.0 Pro struggles with execution despite good design taste 14:55 Opus 4.5 proves incredibly consistent across all tested agents 16:08 Final benchmark breakdown shows Anthropic maintaining a significant lead 18:20 Why Open Code remains a top choice for December 19:20 Analyzing Claude Code pricing and the monthly fixed cost benefit 20:12 Cursor review covering Plan Mode and the expensive credit system Timestamps by StampBot 🤖 (414-top-ai-coding-agents-dec-2025-opus-4-5-gemini-3-0-pro-gpt-5-)