DeepSeek V4 Flash 0731 Agentic Benchmarks and Use with Hermes Agent

Melvin Vivas · X post · 2026-08-01 · Open on X

Topics: AI Agents, Tool Use & MCP, Evaluation (Evals) & Testing, LLM Fundamentals · Level: intermediate

Summary

The creator points to DeepSeek V4 Flash 0731's strong results on agentic and coding benchmarks: Terminal Bench, DeepSWE, Toolation, Automation Bench, DSBench and Agents Last Exam. He suggests it could pair well with Hermes Agent. These benchmarks are useful to know when picking a model for agents.

Key points

• DeepSeek V4 Flash 0731 scores well on agent and coding benchmarks
• Benchmarks named: Terminal Bench, DeepSWE, Toolation, Automation Bench, DSBench, Agents Last Exam
• Terminal-style and tool-use benchmarks are a better guide for picking an agent model than general chat benchmarks
• Suggested pairing: DeepSeek V4 Flash as the model behind Hermes Agent

Resources mentioned

• DeepSeek V4 Flash 0731 · tool · huggingface.co · free
  DeepSeek's open-weight V4 Flash model, released as quantized GGUFs for local use.
  Also in: DeepSeek V4 Flash 0731 Available on OpenRouter (Melvin Vivas on X · notes), Running DeepSeek V4 Flash Locally: RAM Needs for 4-bit and 3-bit Quants (Melvin Vivas on X · notes)
• Hermes Agent · tool · github.com · free
  Nous Research's open-source AI agent with CLI, TUI and desktop interfaces. It now supports hands-free activation with a wake word.
  Also in: Inspecting Coding-Agent Traces Live with JSONL Viewer (Codex, Claude Code) (Melvin Vivas on X · notes), Hermes Agent: each bot is its own profile (Melvin Vivas on X · notes), An X research bot built with Hermes (Melvin Vivas on X · notes), Run Your Hermes Agent on Free LFM2.5-2.6B via OpenRouter (Melvin Vivas on X · notes) and 55 more
• Terminal-Bench · tool · tbench.ai · free
  A benchmark that tests how well AI agents complete coding and system tasks in a terminal.
  Also in: Claude Sonnet 5.5 release beats Opus 5.5 on Terminal-Bench (Melvin Vivas on X · notes), Devin's SWE-2 Coding Model Is Free for a Limited Time (Until Oct 8/15) (Melvin Vivas on X · notes), Models Cheating on Terminal-Bench-2.1 (Melvin Vivas on X · notes), GLM-5.1: Open-Source Model for Long-Running Coding Agents (Melvin Vivas on X · notes)
• DeepSWE · tool · deepswe.datacurve.ai · free
  A software-engineering benchmark used to compare how well coding models perform.
  Also in: DeepSWE results: GPT-6 Sol slightly below GPT-5.6 Sol, but cheaper (Melvin Vivas on X · notes)
• DSBench · tool · github.com · free
  A benchmark for data-science agent tasks.
• Automation Bench · tool · github.com · free
  A benchmark for automation and workflow tasks done by agents.
• Agents Last Exam · tool · agents-last-exam.org · free
  A hard benchmark for AI agents.
• Toolation · tool · github.com · free
  A tool-use benchmark named in the post (name as written).

Try this

• Compare candidate agent models on agentic benchmarks like Terminal Bench before choosing one
• Run Hermes Agent with DeepSeek V4 Flash as the backend model and test it on terminal or automation tasks