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Cartoon MangoCartoon Mango
Claude API Engineering — Bengaluru

We Build Production Apps with Claude API — Not Wrappers That Break in Production

15+ Claude integrations shipped. Opus 4.6, Sonnet 4.6, Haiku 4.5 — full API surface. MCP servers, tool use, 1M-token context pipelines. Embedded with your engineering team.

Get a Claude Integration Plan
✓ MCP server expertise✓ NDA-ready✓ 1M-token context
Claude API integration — production AI engineering architecture
Claude API Development — BengaluruGet a Claude Integration Plan

Enterprise and Startup Teams Across Bengaluru

ClearTripAdobeMahindraKotak Mahindra BankPorteaDrivezy

Why Claude

Three Capabilities That Set Claude Apart

01

1M-Token Context Architecture

Process entire codebases, 500-page legal documents, or full conversation histories in a single API call. No chunking hacks, no lost context. Claude's native window handles what other models can't.

02

MCP Server Development

Model Context Protocol gives Claude typed, secure access to your databases, APIs, and internal tools. We build custom MCP servers that replace brittle prompt injection with structured tool connections.

03

Model Routing for 60% Cost Savings

Not every query needs Opus. We build intelligent routing — Haiku for simple classification, Sonnet for moderate reasoning, Opus for complex analysis. Same quality, dramatically lower API costs.

What We Build

Real Claude Systems Running in Production

Legal Document Analyzer

Processes 500-page contracts in a single pass using Claude's 1M-token context. Extracts clauses, flags risks, generates summaries. Replaced 8 hours of paralegal work per contract.

Opus 4.61M ContextStreaming

Customer Service Agent

Handles 80% of L1 support queries autonomously using Claude with MCP tool access. Routes complex issues to humans with full context. 40% reduction in average handle time.

Sonnet 4.6MCP ToolsRAG

Code Review Assistant

Reviews pull requests with full codebase context. Understands architecture, flags bugs, suggests improvements. Integrated into GitHub CI. Catches issues human reviewers miss.

Opus 4.6Tool UseGitHub API
"Cartoon Mango was great to work with. They improvise and provide 24X7 support."
— Gaurav Saxena, Media Manager, BCCI

Architecture

Our Claude Stack

Layer 1

LLM Layer

Intelligent model routing: Opus 4.6 for complex reasoning, Sonnet 4.6 for balanced tasks, Haiku 4.5 for high-volume simple operations. Automatic fallback and load balancing.

Layer 2

Tool Use

Function calling for structured outputs, computer use for UI automation, MCP servers for secure tool connections. Type-safe schemas with validation.

Layer 3

Context Management

1M-token native context for full-document analysis. RAG hybrid for corpus-scale retrieval. Intelligent chunking, prompt caching, and context compression.

Layer 4

Production

SSE streaming with sub-1s TTFB. Response caching, rate limiting, cost monitoring. Prometheus metrics, structured logging, error recovery.

15+

Claude Integrations

1M

Token Context

Native window

50%

Lower Cost vs GPT-4o

With model routing

<1s

Streaming TTFB

Our Process

From Architecture to Production in 8 Weeks

Week 1-2

API Architecture

Analyze your use case, select optimal Claude models, design prompt architecture and tool schemas. Deliverable: Integration blueprint.

Integration Blueprint
Week 3-5

Core Integration

Build Claude API pipelines, MCP servers, model routing logic. Weekly demos with real data from your domain.

Working Pipeline
Week 6-7

Optimization

Cost optimization via model routing, prompt caching, context management. Load testing and latency tuning.

Optimized System
Week 8

Production Launch

Deploy with monitoring, alerting, cost dashboards. Runbooks for model updates and prompt versioning. 30-day support included.

Live Deployment

Investment

Transparent Pricing

Most agencies hide pricing. We don't. Exact costs depend on scope — we provide a detailed estimate after the architecture review.

Single Integration

₹1-3L3-5 weeks

One Claude-powered feature — document analysis, chatbot, or code assistant. Includes model selection, prompt engineering, and production deployment.

Most Popular

Full Platform

₹5-12L8-12 weeks

Multi-model pipeline with MCP servers, model routing, streaming, and monitoring. Complete AI layer for your product.

Enterprise

On RequestScoped per engagement

Custom Claude infrastructure with team training, architecture consulting, multi-tenant deployment, and long-term support.

Contact Us

Why Us

Built for Engineering Teams

Claude API depth not tutorials

We've shipped 15+ Claude integrations in production. Prompt caching, batching, model routing — we know the API surface that docs don't cover.

MCP server expertise

We build custom MCP servers that give Claude typed access to your internal systems. Not wrappers around OpenAI — native Anthropic architecture.

We tell you when GPT-4o is better

Real-time multimodal? Image generation? We'll recommend GPT-4o. Long context, safety, structured reasoning? That's Claude territory. Honest advice always.

FAQ

Common Questions

  • Claude excels at long-context tasks (200K-1M tokens), structured output, instruction following, and safety-critical applications. GPT-4o is stronger at real-time multimodal and image generation. For document analysis, code review, and complex reasoning — Claude wins. We'll tell you honestly which fits your use case.

We Have Delivered 100+ Digital Products

Previous case study
IPL Fantasy League

Sports and Gaming

IPL Fantasy League
Innovation and Development Partners for BCCI's official Fantasy Gaming Platform
Kotak Mahindra Bank

Banking and Fintech

Kotak Mahindra Bank
Designing a seamless user experience for Kotak 811 digital savings account
News Laundry

News and Media

News Laundry
Reader-Supported Independent News and Media Organisation
Next case study

Client Testimonials

What Our Partners Say

"Cartoon Mango was great to work with. They improvise and provide 24X7 support."

BCCI
Gaurav SaxenaMedia ManagerBCCI

Tell Us What You're Building with Claude

Share your AI use case. We'll respond with an integration architecture and cost projection — not a sales pitch.

  • Claude API architecture review
  • Model selection and cost estimate
  • Engineering-first conversation, no fluff

Your information is secure. We never share your data.