An influencer should charge considering two things.

1. The performance metrics of their social handle. The metrics include engagement rate, follower count, growth rate, etc.
2. Benchmark set by peer influencers from the same industry.

Brands compensate influencers in a different number of ways. They reward influencers with goodies or products in barter campaigns. If it's a paid collaboration, brands generally pay influencers based on their follower count, engagement rate, growth rate and many other metrics.

Instagram does not pay influencers on a monetary basis. But influencers do earn from Instagram indirectly in multiple ways like collaborating with brands to promote their product, sponsored posts, affiliate marketing etc...

Influencers get paid in multiple ways. Brands reward influencers with goodies or products in barter campaigns. If it's paid collaboration, brands generally pay influencers based on their follower count, engagement rate, growth rate and many more metrics. The commercials may vary based on the social channels as well.

You can find collabs on Instagram by reaching out to brands manually and pitching your profile to the brands. As an influencer, you can also join influencer marketing agencies and get featured in their respective influencer category list.

The influencer marketing agencies will bring in leads/businesses to the influencers. Thus, influencers can find paid collaboration on Instagram.

Influencers get paid based on different metrics. They are follower count, engagement rate, growth rate, etc.

To know the influencer charges, you can signup with influencer marketing platforms and access the commercials of various influencers from India.