Grok 4.6 just ranked #
1# on CursorBench 3.2
Outperforming Claude Fable 5, Opus 5 and GPT-5.6 Sol on real-world coding performance
And what makes this even crazier is the efficiency....the chart gives CursorBench performance against average cost per task, and Grok 4.6 is sitting right at the top of the frontier
Grok 4.6 is insanely capable at coding....delivering frontier coding performance at ridiculous efficiency
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Grok 4.6 just matched Claude Fable 5 on Perplexity’s WANDR benchmark....at more than 60% lower cost
Both score exactly 0.496
But the cost per task is ridiculous:
• Grok 4.6 → $7.58
• Claude Fable 5 → $20.30
Same benchmark performance....for a fraction of the cost and Grok 4.6 also comfortably outperforms GPT-5.6 Sol
Grok 4.6’s efficiency is totally insane
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Congrats to
@SpaceXAI on one more amazing model: Grok 4.6. We benchmarked it as an orchestrator on our Wide-And-Deep-Research benchmark using the Perplexity Computer harness, and it neatly sits on the Pareto frontier of performance vs cost. Available to all Pro and Max users on Perplexity!
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Grok 4.6 ranks #
1# on the GPQA Diamond leaderboard 🧠
Grok 4.6 (high) scores 95% - the highest score on the chart for graduate-level scientific reasoning
It outperforms Claude Fable 5, Opus 5, GPT-5.6 Sol and Kimi K3
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Grok Bot just passed Google’s “I'm not a robot?” test
I fail this task sometimes tbh 😅
Introducing Grok Bot, now in early beta.
Bots are AI teammates that do real work for you. They sign in to your tools, use them just like you do, and come back with finished work.
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one best thing about Grok 4.6 is that you don't have to set a goal or loop
It now works for a long time autonomously as long as it can finish the job and it really really tries to finish the job
SpaceX’s recent video volume was a little low, so I just gave it to Grok Build and asked it to increase the volume by +10 dB
Grok analyzed the audio, boosted it, added soft compression + limiting to keep everything under control, and gave me the finished video
Then after seeing the audio levels Grok gave me, I realized there was still room to push it another +10 dB
So I literally asked again
Grok Build boosted it to +20 dB total, re-encoded the video and handed me the final file
And it did the whole thing literally in just 25 seconds 😭
If I were doing this manually, I’d have to open editing software, understand gain, compression and limiting, adjust everything myself and export the video again
That could easily take me 10–20 minutes
With Grok Build, I just explained what I wanted in plain English and it handled everything for me
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Grok Build has a really nice way to learn the entire tool without ever leaving the terminal
Just type /tour or /tutorial, and Grok Build walks you through everything step by step
It covers:
• Your first prompt
• Attaching files, images & screenshots
• Navigation
• Slash commands
• Parallel work with Worktrees
• Plan Mode & permissions
• AGENTS.md, memory & themes
• Guides, feedback & best practices
It even makes switching from Claude, Cursor, or Codex easier, with support for carrying over your settings, rules, and skills
Instead of opening a massive documentation page and trying to figure everything out yourself, you can learn Grok Build interactively while actually using it
If you're new to Grok Build, just start with /tour
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Grok can now turn your daily news research into a voice memo you can just listen to
Ask it to research everything important from the last 24 hours, summarize the major events, and package it into an audio briefing
So instead of reading through dozens of stories, you can just press play and catch up on everything in a few minutes
With different voices available, it basically becomes your own personalized daily news show
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SpaceX is getting very close to building the first serious base on the Moon
Starship changes the entire equation
It is designed to deliver up to 100 tonnes directly to the lunar surface - enough to transport habitats, rovers, power systems, construction equipment and everything needed to begin building a permanent outpost
Then the other pieces come together
Tesla Optimus robots could eventually unload cargo, assemble structures, move equipment and perform dangerous construction work before large human crews arrive
Building a base mostly with humans is a serious limitation
Humans need life support, pressurized habitats, spacesuits, oxygen, food and protection just to survive and work on the lunar surface
But with Tesla Optimus, that equation changes entirely
Tesla’s experience with solar energy, batteries, autonomous vehicles and large-scale manufacturing can support the power and transportation systems required on the Moon
SpaceX provides transportation
Tesla provides energy, autonomy and robotics
Starship provides the scale
Suddenly building a serious base on the Moon becomes dramatically easier
And once that infrastructure is ready, humans can stay for much longer periods and eventually even routine private lunar missions and tourism become possible
Once the first permanent lunar outpost is established, its usefulness will compound rapidly.....supporting science, resource development, communications and deeper missions into space
The Moon could become humanity’s first true outpost beyond Earth
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Jensen Huang just told the incredible story of how Elon Musk became NVIDIA’s first customer for its AI supercomputer - when literally nobody else wanted it
“When I announced this thing, nobody wanted to buy it. Not one purchase order
Except for Elon
In 2016, I personally boxed it up and delivered the first one to a tiny room in San Francisco - It was OpenAI"
Elon backed AI when almost nobody else saw where it was going. He invested in its future long before it became obvious
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Grok 4.5 just ranked #
1# on Design Arena for Daily Usage - measuring the average unique users actually interacting with apps built by each model every day
It's not just winning benchmarks....it's winning users
And it's outperforming Claude Fable 5, Opus 4.8 and GPT-5.6 Sol by a ridiculous margin:
1. Grok 4.5 — +563.2% vs average
2. GLM 5.2 — +241.3%
3. GPT-5.6 Sol — +103.0%
Claude Fable 5 — +39.2%
Claude Opus 4.8 — +38.9%
The interesting thing about this benchmark is that it's measuring whether REAL PEOPLE actually use the apps these models build
And Grok 4.5 is absolutely dominating
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Grok Build is way more powerful than most people realize. SpaceXAI has quietly shipped a ridiculous number of features in a very short time that most people don’t even know exist. Here are the biggest ones you should know about
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Grok Build officially reaches v1.0.0, rapidly becoming one of the most powerful coding harnesses in the world
After 100+ updates in just over 10 weeks, SpaceXAI’s coding agent has hit a major milestone.......with a smarter dashboard, a more polished developer experience, stronger reliability, safer permission handling, and meaningful performance improvements across the platform
The pace at which SpaceXAI is shipping Grok Build is totally insane
Release Notes: v1.0.0
Features:
• Dashboard rows show a short summary of what the agent did in the previous turn
• Extensions modal groups items alphabetically with collapsible Skills sections
• Grok skips the project-directory prompt when launched from home or other non-project directories
• `/feedback` opens a dedicated report box instead of prompt mode
• Auto theme detection works over SSH and inside tmux
• Markdown tables reflow inside cells on narrow panes instead of clipping
• Permission prompts show the complete script; long bash bodies expand with `Ctrl-F`
Bug Fixes:
• MCP tools that return images no longer drop or corrupt large screenshots
• Sandboxed Grok starts on large directories with many deny-glob matches
• Rapid send-now presses no longer lose earlier queued messages
• Esc and stop prevent background tasks from restarting the model after cancel
• Login no longer skips when an invalid API key is in the environment
• Model picker and command palette work while reviewing a plan
• Tab and Esc behave consistently on question, permission, and cancel-turn cards
• `/new` from the dashboard returns to the dashboard from an empty prompt
• Codebase restore no longer hangs on large or shallow git repositories
• Remote resume restores conversation only unless `--restore-code` is passed
• Copying CJK text with the mouse includes every character at the selection edges
• API errors appear as clean banners instead of raw JSON dumps
• Typing exit or quit in the dashboard exits the CLI
• Mode indicator (plan/agent/ask) stays in sync after resume and mode changes
• `/delete` returns to the dashboard when you delete a session opened from it
• Enter in the slash command menu runs the highlighted command
• Grok retries more server errors during outages
• Session-only slash commands show a message when used from the dashboard
• Queued prompts stay visible while waiting on subagents, and slash/image rows can be reordered
• Auto recaps no longer appear mid-turn or while busy
• `/btw` error messages wrap fully
Performance:
• Forking very large sessions no longer uses many times the session file size in memory
• Exiting an empty session is instant, even on slow networks
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Elon Musk is literally turning science fiction into reality
This is literally sci-fi 😍
The foundations for an exciting future are being built in Texas. Next up: Terafab →
Humanity is about to step into another world for the first time and Starship is taking us there
Amazing times ahead
Describe it once. Watch Grok Imagine bring your imaginations to life
Elon Musk explains the clearest path to building AI that remains safe and pro-human:
AI will eventually become smarter than the smartest human, capable of discoveries and inventions we can barely imagine today
That is why the values we give it now matter so much
Train it to be maximally truthful
Train it to remain curious
Train it to follow reality, even when the truth is unpopular
Because an intelligence that seeks truth and understands humanity is far more likely to protect life, expand knowledge and help civilization flourish
Elon has spent years warning about the dangers of AI
Now he is showing us how to build it in a way that helps humanity flourish:
Maximally truthful, maximally curious and pro-human
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This place is magic
SpaceX's Starbase currently covers around 1,100 acres and plans to annex over 7,000 additional acres
my MacBook was heating up my lap and nearly cooking my balls, so I asked Grok Build to investigate
It found the culprit 😂