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Multi‑Model Composition

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Visual Agent Builder

Create agents in minutes

Knowledge Store

Access external data sources

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GitHub AI Operations

Automates issues, PRs, and deployments with AI

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Deep Researcher

AI-powered research and analysis

PRD Generator

Generate product requirements docs

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Automated code review and feedback

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Doc Updater

Keep documentation up to date

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AI-Native Startups

Automate workflows, ship faster

Solopreneurs & Fast Builders

Build and launch AI products, solo

Product-Led Engineers

Build, iterate, and ship faster with AI-powered development tools

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Self-updating docs, more strategy time

Innovation Teams at Modern Enterprises

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Giselle

Product

  • Multi-Model Composition
  • Visual Agent Builder
  • Knowledge Store
  • GitHub AI Operations

Solutions

  • Deep Researcher
  • PRD Generator
  • Code Reviewer
  • Doc Updater
  • AI-Native Startups
  • Solopreneurs & Fast Builders
  • Product-Led Engineers
  • Tech Writers & DevRel
  • Innovation Teams

Resources

  • Blogs
  • Open Source
  • Dictionary

Legal

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About

  • About Us
  • Contact Us

Build visually, deploy instantly.

© 2026 Giselle
GitHubLinkedInFacebookBlueskyXInstagramYouTube
Giselle

Build visually,
deploy instantly.

Product

  • Multi-Model Composition
  • Visual Agent Builder
  • Knowledge Store
  • GitHub AI Operations

Solutions

  • Deep Researcher
  • PRD Generator
  • Code Reviewer
  • Doc Updater
  • AI-Native Startups
  • Solopreneurs & Fast Builders
  • Product-Led Engineers
  • Tech Writers & DevRel
  • Innovation Teams

Resources

  • Blogs
  • Open Source
  • Dictionary

Legal

  • Term
  • Privacy & Cookies

About

  • About Us
  • Contact Us
© 2026 Giselle
GitHubLinkedInFacebookBlueskyXInstagramYouTube

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Takafumi Endo

Takafumi Endo

CEO
CEO of ROUTE06, which develops Giselle. After earning his MSc in Information Sciences from Tohoku University, he led product development and growth as a founder of an e-commerce startup, which was later acquired by a retail company. As an EIR at a venture capital firm, he supported portfolio companies on product strategy and market expansion.
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Building Your Own PR Review Agent with Giselle
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Building Your Own PR Review Agent with Giselle
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CEO
GitHub Event-Driven Workflows: Building Automated Issue Assistants with Giselle
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GitHub Event-Driven Workflows: Building Automated Issue Assistants with Giselle

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CEO
Beyond Code: Building RAG Systems from Any Document with Giselle
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Beyond Code: Building RAG Systems from Any Document with Giselle

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CEO
Building a Simple but Powerful Custom Deep Research App with Giselle
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Building a Simple but Powerful Custom Deep Research App with Giselle

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CEO
Cross-Repository Analysis with Giselle
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Cross-Repository Analysis with Giselle: An Advanced Use Case for Vector Store

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CEO
How to Use Vector Store and Query in Giselle
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How to Use Vector Store and Query in Giselle

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CEO
Giselle Now Supports Claude Opus 4 & Sonnet 4
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Giselle Now Supports Anthropic Claude Opus 4 & Sonnet 4, Bringing World-Class Reasoning to Your AI Agents

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CEO
Giselle Now Supports OpenAI gpt-image-1
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Giselle Integrates OpenAI's gpt-image-1 for Advanced Image Generation

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CEO
Giselle Now Supports OpenAI o3 & o4-mini
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Giselle Now Supports OpenAI o3 & o4-mini, Unlocking Next-Level Reasoning

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CEO
Giselle Now Supports GPT-4.1 Series, Elevating AI Agent Capabilities
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Giselle Now Supports GPT-4.1 Series, Elevating AI Agent Capabilities

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CEO
How Will Generative AI and Giselle Transform Requirements Engineering
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SWE-Agents in Software Development

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The Rise of No-Code Agent Builders in 2025
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The Rise of No-Code AI Agent Builders in 2025

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