Tomas Hernando Kofman ✓

@tomas_hk

building ¬◇, intelligent model routing for coding agents

3 560Followers

797Following

1 072Posts total

1.5MViews on collected posts

Against accounts of the same size

9 posts from the last 90 days, next to the under 10K follower range. reaches fewer people than peers of the same size.

Median views3 340this account3 808median for under 10K

Reach, %93.82%this account249.49%median for under 10K

Engagement, %1.49%this account1.30%median for under 10K

Metric	This account	Median for under 10K	Ratio
Median views per post	3 340	3 808	0.88×
Reach (views ÷ followers)	93.82%	2.5× audience	0.38×
Engagement rate	1.49%	1.30%	1.15×

Others in this range → Compare with another account → How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

1.5M4 Aug

7.8K

3.9K

4.7K

3.3K

2.9K

3.3K

Last 9 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.08%4 Aug

0.97%

1.49%

1.36%

1.69%

1.82%

2.07%

2.44%

1.26%

Reactions — likes, reposts, replies and quotes — divided by views. Median for under 10K accounts is 1.30%.

What the audience does

Likes44.1%1 170 in total

Reposts5.4%143 in total

Replies6.8%181 in total

Quotes7.5%200 in total

Bookmarks36.1%959 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.

Latest posts

@tomas_hk My coding agent after getting a budget cut. https://t.co/Qg33LYL26n 3.3K views · 35 likes · 5 reposts · 2 replies 04 Aug 2026 We are selectively onboarding teams to Not Diamond Code early access. Run it on your own coding-agent workflows and compare routing against your current default-model strategy. Learn more and request access here: https://t.co/bCVBdUZbOG 2.9K views · 66 likes · 3 reposts · 2 replies 04 Aug 2026 Not Diamond is the first harness- and gateway-agnostic model router. It works natively with Claude Code without requiring any change in behavior to save you inference spend automatically. https://t.co/3QjAFseuYW 3K views · 57 likes · 3 reposts · 2 replies 04 Aug 2026 We founded Not Diamond to build the routing infrastructure for the multi-model future, all the way back to releasing the world’s first open source intelligent model router in December 2023. A world with many diverse models is more performant and cost-efficient than one in which 3K views · 49 likes · 3 reposts · 2 replies 04 Aug 2026 Before each turn, Not Diamond considers current and prior session states, message and token counts, task complexity, implicit developer feedback signals, and KV cache state to predict the future cost and reward of each model and reasoning-effort recommendation. It then selects ht 3.3K views · 51 likes · 3 reposts · 1 replies 04 Aug 2026 The greatest opportunity for routing however is in leveraging multiple providers across closed-source and open-source models. On SWE-PolyBench-Verified, routing between Anthropic models and GLM 5.2 and DeepSeek V4 Flash improved performance by 3.6% and increased savings from 39% 4.7K views · 57 likes · 5 reposts · 2 replies 04 Aug 2026 Not Diamond Code is based on a novel routing technique that makes recommendations by predicting future rewards and costs for a given model and reasoning effort at each step of an agent sequence. Recommendations are made in a cache-aware manner that optimizes for long-trajectory 3.9K views · 51 likes · 3 reposts · 2 replies 04 Aug 2026 Not Diamond Code achieves Pareto-optimal performance on SWE-PolyBench-Verified and LongCodeQA, approximating the quality of Opus 4.8 Xhigh at 39–61% lower cost. Evaluations were run with Claude Code as the harness routing between Haiku 4.5, Sonnet 4.6, and Opus 4.8 at various htt 7.8K views · 70 likes · 3 reposts · 1 replies 04 Aug 2026 Today we’re announcing Not Diamond Code, the world’s most powerful intelligent model router for long-horizon coding agents. Not Diamond works with any gateway or harness, including Claude Code, to select the best model and reasoning effort for each step, reducing costs by 20-65% 1.5M views · 734 likes · 115 reposts · 167 replies 04 Aug 2026