---
title: "Karthikeyan Muruganandam (@karthikeyan)"
description: "Rank #1659 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/karthikeyan
last-updated: 2026-10-26
---

# Karthikeyan Muruganandam (@karthikeyan)

Rank #1659 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/karthikeyan

## Standing

- Rank: #1659 of 2498
- Tier: Button pusher
- Tokens: 5.08B all time
- Cost: $1572.16 API-equivalent
- Sessions: 570
- Tracking: 2026-08-09 to 2026-10-26

## How this tier was reached

Tier is a weighted score across the axes measured for you, so a strong axis offsets a weak one. Operator needs a higher combined score, and cost also caps the tier on its own.
Scored on 3 axes, measured over the trailing 30 days.

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 1.0 | 3.1 | no | agents running at once |
| depth | 8.5M | 10.4M | no | tokens per session |
| sustain | 26 | 17 | yes | active days in the last 30 |

## Achievements

- **whole-task** (level 1 of 3) at 2.5M, earned 2026-09-07

## Milestones

- sessions: 100
- spend: 100
- tokens: 1.00B

## Contributions

- Active days in the last year: 55
- Busiest day: 2026-10-14 at 443.4M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-sonnet-5 | 2.86B | $1135.83 |
| claude | claude-haiku-5-5 | 1.36B | $164.94 |
| claude | claude-sonnet-5-5 | 670.8M | $184.12 |
| claude | claude-opus-5 | 75.7M | $72.78 |
| opencode | big-pickle | 52.4M | $1.79 |
| codex | gpt-6.1-sol | 43.1M | $7.79 |
| claude | claude-haiku-4-5-20251001 | 14.9M | $3.57 |
| opencode | qwen3.5:9b | 1.2M | $0.07 |

## Token breakdown

- Uncached input: 5.9M
- Cached input: 4.96B
- Cache write 5m: 41.4M
- Cache write 1h: 54.5M
- Output: 17.1M
- Reasoning output: 7.7M

Published voluntarily by the account holder. Source: https://paradev.com/karthikeyan