The Cranked Anvil Quarterly Prompt Competition is open to all writers, all year round. Deadlines are on 1st July, 1st April and 1st October.
The prompt elements of each quarter are specified on their site (link below).
Entry fee: £5 for one entry, £8 for two, £10 for three.
Prizes:
1st prize – £150
2nd prize – £75
3rd prize – £30.
The three winning entries will be published on the website.
Word count: 700-1000, not including the title.
Full details here.